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DE 2: 2-AP-11

CodeHS Lessons

Create clearly named variables that represent different data types and perform operations on their values.

Standard
3.2 Variables
3.3 User Input
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.2 If/Else Statements
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
10.1 Timers
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
10.6 Key Events
12.1 Breakout
20.3 Iterating Through an Array
20.2 Adding & Removing from an Array
20.1 Intro to Arrays
19.4 Crazy Ball Game
19.3 Animation Practice
21.1 Intro to Objects
21.4 Iterating Through an Object
27.1 Game Design: Helicopter
26.1 Tic Tac Toe
22.4 Grid Example: Get a Row
22.3 Looping Over a Grid
22.2 Intro to Grids
22.1 Intro to Sets
24.1 Visualizing Music
25.2 Connect Four
25.1 Conway's Game of Life
19.2 Fun Graphics Challenges
19.1 Snake Game
18.1 Prime Numbers
17.1 Functions and Parameters Practice
16.4 Extra Karel Puzzles
16.3 Extra Karel Practice
Standard
3.2 Variables and Types
3.2 Variables and Types
3.3 User Input
3.3 User Input
3.4 Mathematical Operators
3.4 Mathematical Operators
3.5 String Operators
3.5 String Operators
3.6 Comments
3.6 Comments
5.1 Booleans
5.1 Booleans
5.2 If Statements
5.2 If Statements
5.3 Comparison Operators
5.3 Comparison Operators
5.4 Logical Operators
5.4 Logical Operators
5.5 Floating Point Numbers and Rounding
5.5 Floating Point Numbers and Rounding
7.1 While Loops
7.1 While Loops
7.2 For Loops
7.2 For Loops
7.3 Break and Continue
7.3 Break and Continue
7.4 Nested Control Structures
7.4 Nested Control Structures
9.1 Functions
9.1 Functions
9.2 Functions and Parameters
9.2 Functions and Parameters
9.4 Functions and Return Values
9.4 Functions and Return Values
9.5 Exceptions
9.5 Exceptions
10.1 Indexing
10.1 Indexing
10.2 Slicing
10.2 Slicing
10.3 Immutability
10.3 Immutability
10.4 Strings and For Loops
10.4 Strings and For Loops
10.5 The in Keyword
10.5 The in Keyword
10.6 String Methods
10.6 String Methods
12.1 Tuples
12.1 Tuples
12.2 Lists
12.2 Lists
12.3 For Loops and Lists
12.3 For Loops and Lists
12.4 List Methods
12.4 List Methods
13.1 2d Lists
13.2 List Comprehensions
13.3 Packing and Unpacking
13.4 Dictionaries
22.7 Hidden Attributes
22.6 Inheritance
22.8 Namespaces
22.9 Modules
23.1 Short Circuit Evaluation
23.2 De Morgan's Laws
20.1 Project: Who Said It?
25.10 Variables
25.13 User Input
25.14 Parameters
25.18 If Statements
25.19 If/Else Statements
25.20 While Loops
25.21 Putting Together Control Structures
22.3 Built-In Methods
23.2 De Morgan's Laws
23.1 Short Circuit Evaluation
22.9 Modules
22.8 Namespaces
22.7 Hidden Attributes
22.6 Inheritance
22.5 Class Variables vs. Instance Variables
22.4 Operator Overloading
20.1 Project: Who Said It?
22.2 Methods
22.1 Classes and Objects
22.1 Classes and Objects
22.2 Methods
22.3 Built-In Methods
22.4 Operator Overloading
22.5 Class Variables vs. Instance Variables
Standard
27.2 Methods
33.2 Slicing
33.3 Immutability
33.4 Strings and For Loops
33.5 The in Keyword
33.6 String Methods
34.1 2d Lists
34.2 List Comprehensions
34.3 Packing and Unpacking
34.4 Dictionaries
34.5 Equivalence vs. Identity
27.1 Classes and Objects
33.1 Indexing
27.3 Built-In Methods
27.4 Operator Overloading
27.5 Class Variables vs. Instance Variables
27.6 Inheritance
27.7 Hidden Attributes
27.8 Namespaces
27.9 Modules
28.1 Short Circuit Evaluation
28.2 De Morgan's Laws
29.1 Project: Who Said It?
27.2 Methods
33.2 Slicing
33.3 Immutability
33.4 Strings and For Loops
33.5 The in Keyword
33.6 String Methods
34.1 2d Lists
34.2 List Comprehensions
34.3 Packing and Unpacking
34.4 Dictionaries
34.5 Equivalence vs. Identity
27.1 Classes and Objects
33.1 Indexing
27.3 Built-In Methods
27.4 Operator Overloading
27.5 Class Variables vs. Instance Variables
27.6 Inheritance
27.7 Hidden Attributes
27.8 Namespaces
27.9 Modules
28.1 Short Circuit Evaluation
28.2 De Morgan's Laws
29.1 Project: Who Said It?
Standard
9.18 Local Variables and Scope
9.11 Random Numbers
9.11 Random Numbers
9.12 While Loops
9.12 While Loops
9.13 Loop and a Half
9.13 Loop and a Half
9.14 Functions and Parameters 1
9.14 Functions and Parameters 1
9.16 Functions and Return Values 1
9.16 Functions and Return Values 1
9.22 Array Length and Looping Through Arrays
9.18 Local Variables and Scope
9.9 For Loops in JavaScript
9.9 For Loops in JavaScript
9.15 Functions and Parameters 2
9.15 Functions and Parameters 2
9.10 For Loop Practice
9.10 For Loop Practice
9.17 Functions and Return Values 2
9.17 Functions and Return Values 2
9.21 Adding/Removing From an Array
9.2 Variables
9.19 Intro to Lists/Arrays
9.19 Intro to Lists/Arrays
9.20 Indexing Into an Array
9.20 Indexing Into an Array
9.3 User Input
9.3 User Input
9.4 Basic Math in JavaScript
9.4 Basic Math in JavaScript
9.21 Adding/Removing From an Array
9.2 Variables
9.5 Booleans
9.5 Booleans
9.6 Logical Operators
9.6 Logical Operators
9.7 Comparison Operators
9.7 Comparison Operators
9.8 If Statements
9.8 If Statements
9.22 Array Length and Looping Through Arrays
Standard
1.3 Hash Function Development
1.3 Hash Function Development
12.3 Variables and Types
12.3 Variables and Types
12.4 User Input
12.4 User Input
12.5 Mathematical Operators
12.5 Mathematical Operators
12.6 String Operators
12.6 String Operators
12.7 Comments
12.7 Comments
13.1 Booleans
13.1 Booleans
13.2 If Statements
13.2 If Statements
13.3 Comparison Operators
13.3 Comparison Operators
13.4 Logical Operators
13.4 Logical Operators
13.5 Floating Point Numbers and Rounding
13.5 Floating Point Numbers and Rounding
Standard
2.2 Variables
2.3 User Input
2.4 Basic Math
2.6 Random Numbers
5.1 Booleans
5.2 If/Else Statements
5.3 Logical Operators
5.4 Comparison Operators
5.6 While Loops
5.7 The Break Statement
5.9 For Loops
8.1 Functions Challenges
9.1 Timers
9.2 Stopping Timers
9.3 Collisions
9.4 Mouse Click Events
9.5 More Mouse Events
9.6 Key Events
11.1 Breakout
12.1 Snake Game
13.1 Intro to Arrays
13.2 Adding & Removing from an Array
13.3 Iterating Through an Array
14.1 Intro to Objects
14.4 Iterating Through an Object
15.1 Tic Tac Toe
16.1 Game Design: Helicopter
22.3 Looping Over a Grid
22.4 Grid Example: Get a Row
22.2 Intro to Grids
25.1 Prime Numbers
24.1 Functions and Parameters Practice
23.4 Extra Karel Puzzles
23.3 Extra Karel Practice
26.2 Animation Practice
26.3 Crazy Ball Game
22.1 Intro to Sets
29.1 Visualizing Music
20.1 Connect Four
27.1 Conway's Game of Life
26.1 Fun Graphics Challenges
Standard
3.2 Variables
3.3 User Input
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.2 If/Else Statements
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
10.1 Timers
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
10.6 Key Events
12.1 Breakout
13.1 Intro to Arrays
13.2 Adding & Removing from an Array
13.3 Iterating Through an Array
14.1 Intro to Objects
14.4 Iterating Through an Object
15.1 Tic Tac Toe
16.1 Game Design: Helicopter
27.1 Conway's Game of Life
21.3 Extra Karel Practice
21.4 Extra Karel Puzzles
22.1 Functions and Parameters Practice
23.1 Prime Numbers
24.1 Snake Game
24.4 Crazy Ball Game
24.3 Animation Practice
24.2 Fun Graphics Challenges
26.1 Visualizing Music
27.2 Connect Four
20.4 Grid Example: Get a Row
20.3 Looping Over a Grid
20.2 Intro to Grids
20.1 Intro to Sets
Standard
3.2 Variables
3.3 User Input
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.2 If/Else Statements
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
22.1 Intro to Sets
21.4 Iterating Through an Object
22.2 Intro to Grids
22.3 Looping Over a Grid
22.4 Grid Example: Get a Row
24.1 Tic Tac Toe
25.1 Game Design: Helicopter
17.3 Animation Practice
17.4 Crazy Ball Game
20.1 Intro to Arrays
20.2 Adding & Removing from an Array
20.3 Iterating Through an Array
21.1 Intro to Objects
18.1 Visualizing Music
23.2 Connect Four
23.1 Conway's Game of Life
17.2 Fun Graphics Challenges
17.1 Snake Game
16.1 Prime Numbers
15.1 Functions and Parameters Practice
14.4 Extra Karel Puzzles
14.3 Extra Karel Practice
13.1 Breakout
11.6 Key Events
11.5 More Mouse Events
11.4 Mouse Click Events
11.3 Collisions
11.2 Stopping Timers
11.1 Timers
Standard
6.1 Using State to Control Values
6.1 Using State to Control Values
6.2 Updating State with onPress
6.2 Updating State with onPress
6.3 Using Mathematical Equations to Update State
6.3 Using Mathematical Equations to Update State
6.4 Using Methods to Update String States
6.4 Using Methods to Update String States
10.1 Using Arrays and Indexing to Set State
10.1 Using Arrays and Indexing to Set State
10.2 Mapping Through Objects in Arrays
10.2 Mapping Through Objects in Arrays
Standard
6.1 Using State to Control Values
6.1 Using State to Control Values
6.2 Updating State with onPress
6.2 Updating State with onPress
6.3 Using Mathematical Equations to Update State
6.3 Using Mathematical Equations to Update State
6.4 Using Methods to Update String States
6.4 Using Methods to Update String States
Standard
3.4 Under the Sea
5.5 For Loops
8.3 Variables
8.4 The Draw Loop
8.5 Color Transitions
8.6 Shape Transformations
8.7 Direction
8.8 Mouse Data
8.9 Keyboard Data
8.10 Project: Animate an Emoji
9.5 Variables
9.9 Your First Sprites
9.10 The Physics of Sprites
Standard
4.4 Under the Sea
Standard
1.5 For Loops
4.3 Variables
4.4 The Draw Loop
4.5 Color Transitions
4.6 Shape Transformations
4.7 Direction
4.8 Mouse Data
4.9 Keyboard Data
4.10 Project: Animate an Emoji
5.5 Variables
5.9 Your First Sprites
5.10 The Physics of Sprites
Standard
3.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
7.1 If Statements
7.2 If/Else Statements
7.4 While Loops
8.1 Putting Together Control Structures
22.2 Under the Sea
Standard
3.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
7.1 If Statements
7.2 If/Else Statements
7.4 While Loops
8.1 Putting Together Control Structures
Standard
1.4 Variables
2.1 The Draw Loop
2.2 Color Transitions
2.3 Shape Transformations
2.4 Direction
3.2 Mouse Data
3.3 Keyboard Data
Standard
2.3 Variables
3.4 Your First Sprites
3.5 The Physics of Sprites
4.3 Booleans
4.4 If/Else Statements
Standard
10.1 Extra Karel Practice
10.2 Extra Karel Puzzles
12.6 Random Numbers
12.2 Variables
12.3 User Input
12.4 Basic Math
Standard
3.7 Naming Guidelines
3.7 Naming Guidelines
3.11 Variables
3.11 Variables
3.12 User Input
3.12 User Input
3.13 Parameters
3.13 Parameters
3.16 If Statements
3.16 If Statements
3.17 If/ Else Statements
3.17 If/ Else Statements
3.18 While Loops
3.18 While Loops
3.19 Putting Together Control Structures
3.19 Putting Together Control Structures
5.1 Extra Karel Puzzles
5.1 Extra Karel Puzzles
6.4 Functions
4.1 Extra Karel Practice
4.1 Extra Karel Practice
6.5 Project
6.5 Project
6.4 Functions
Standard
3.2 Variables
3.2 Variables
3.3 User Input
3.3 User Input
3.4 Basic Math in JavaScript
3.4 Basic Math in JavaScript
3.5 Using Graphics in JavaScript
3.5 Using Graphics in JavaScript
6.17 If/ Else Statements
6.7 Naming Guidelines
6.17 If/ Else Statements
6.18 While Loops
6.18 While Loops
6.19 Putting Together Control Structures
6.19 Putting Together Control Structures
6.12 User Input
6.12 User Input
6.7 Naming Guidelines
6.16 If Statements
6.16 If Statements
6.13 Parameters
6.13 Parameters
6.11 Variables
6.11 Variables
5.1 Extra Karel Puzzles
5.1 Extra Karel Puzzles
4.1 Extra Karel Practice
4.1 Extra Karel Practice
Standard
13.17 If/ Else Statements
13.7 Naming Guidelines
13.7 Naming Guidelines
13.12 User Input
13.12 User Input
13.19 Putting Together Control Structures
13.19 Putting Together Control Structures
13.18 While Loops
13.18 While Loops
13.17 If/ Else Statements
11.1 Extra Karel Practice
13.16 If Statements
13.16 If Statements
13.13 Parameters
13.13 Parameters
13.11 Variables
13.11 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
11.1 Extra Karel Practice
Standard
7.12 Break and Continue
7.18 Exceptions
7.18 Exceptions
7.17 Functions and Return Values
7.17 Functions and Return Values
7.15 Functions and Parameters
7.15 Functions and Parameters
7.14 Functions
7.14 Functions
7.12 Break and Continue
7.4 Mathematical Operators
7.11 For Loops
7.11 For Loops
7.9 Logical Operators
7.9 Logical Operators
7.8 Comparison Operators
7.8 Comparison Operators
7.5 String Operators
7.5 String Operators
7.4 Mathematical Operators
Standard
1.2 Programming with Variables
2.2 Programming with Variables
3.1 Printing, Variables, and Math
4.3 Variables and Arrays
4.4 Vector Arithmetic
5.1 Calculating Area
5.3 Categorizing Triangles with a Varied Base Value
6.1 Modeling with Tracy
7.1 Precision of Pi
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
2.2 Variables and Types
2.2 Variables and Types
2.3 User Input
2.3 User Input
2.4 Mathematical Operators
2.4 Mathematical Operators
2.5 String Operators
2.5 String Operators
2.6 Comments
2.6 Comments
3.4 Variables
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
5.1 While Loops
5.1 While Loops
5.2 For Loops
5.2 For Loops
5.3 Break and Continue
5.3 Break and Continue
5.4 Nested Control Structures
5.4 Nested Control Structures
6.1 Functions
6.1 Functions
6.2 Functions and Parameters
6.2 Functions and Parameters
6.4 Functions and Return Values
6.4 Functions and Return Values
6.5 Exceptions
6.5 Exceptions
8.1 Indexing
8.1 Indexing
8.2 Slicing
8.2 Slicing
8.3 Immutability
8.3 Immutability
8.4 Strings and For Loops
8.4 Strings and For Loops
8.5 The in Keyword
8.5 The in Keyword
8.6 String Methods
8.6 String Methods
9.1 Tuples
9.1 Tuples
9.2 Lists
9.2 Lists
9.3 For Loops and Lists
9.3 For Loops and Lists
9.4 List Methods
9.4 List Methods
10.1 2d Lists
10.1 2d Lists
10.2 List Comprehensions
10.2 List Comprehensions
10.3 Packing and Unpacking
10.3 Packing and Unpacking
10.4 Dictionaries
10.4 Dictionaries
10.5 Equivalence vs. Identity
10.5 Equivalence vs. Identity
14.1 Classes and Objects
14.1 Classes and Objects
14.2 Methods
14.2 Methods
14.3 Built-In Methods
14.3 Built-In Methods
14.4 Operator Overloading
14.4 Operator Overloading
14.5 Class Variables vs. Instance Variables
14.5 Class Variables vs. Instance Variables
14.6 Inheritance
14.6 Inheritance
14.7 Hidden Attributes
14.7 Hidden Attributes
14.8 Namespaces
14.8 Namespaces
14.9 Modules
14.9 Modules
17.1 Short Circuit Evaluation
17.1 Short Circuit Evaluation
17.2 De Morgan's Laws
17.2 De Morgan's Laws
Standard
3.2 Variables
3.2 Variables
3.3 User Input
3.3 User Input
3.4 Basic Math in JavaScript
3.4 Basic Math in JavaScript
3.5 Using Graphics in JavaScript
3.5 Using Graphics in JavaScript
5.4 Variables
6.1 Booleans
6.1 Booleans
6.2 Logical Operators
6.2 Logical Operators
6.3 Comparison Operators
6.3 Comparison Operators
6.4 If Statements
6.4 If Statements
6.5 For Loops in JavaScript
6.5 For Loops in JavaScript
6.6 General For Loops
6.6 General For Loops
6.7 For Loop Practice
6.7 For Loop Practice
6.8 Random Numbers
6.8 Random Numbers
6.9 While Loops
6.9 While Loops
6.10 Loop and a Half
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
8.5 Functions and Return Values 2
8.6 Local Variables and Scope
8.6 Local Variables and Scope
9.1 Functions Challenges
9.1 Functions Challenges
11.1 Timers
11.1 Timers
11.2 Random Circles
11.2 Random Circles
11.3 Random Ghosts
11.3 Random Ghosts
11.4 Bouncing Ball
11.4 Bouncing Ball
11.5 Mouse Events: Mouse Clicked
11.5 Mouse Events: Mouse Clicked
11.6 Mouse Events: Mouse Moved
11.6 Mouse Events: Mouse Moved
11.7 Drawing Lines
11.7 Drawing Lines
11.8 Key Events
11.8 Key Events
11.9 Crazy Ball Game
11.9 Crazy Ball Game
13.1 Breakout
13.1 Breakout
22.1 Game Design: Helicopter
22.1 Game Design: Helicopter
21.1 Tic Tac Toe
21.1 Tic Tac Toe
20.1 Functions and Parameters Practice
20.1 Functions and Parameters Practice
19.1 Extra Karel Puzzles
19.1 Extra Karel Puzzles
18.1 Extra Karel Practice
18.1 Extra Karel Practice
Standard
3.2 Naming Guidelines
3.2 Naming Guidelines
4.1 Variables
4.1 Variables
4.2 User Input
4.2 User Input
4.3 Parameters
4.3 Parameters
5.4 Variables
6.1 If Statements
6.1 If Statements
6.2 If/ Else Statements
6.2 If/ Else Statements
6.3 While Loops
6.3 While Loops
8.1 Putting Together Control Structures
8.1 Putting Together Control Structures
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
2.7 Naming Guidelines
2.7 Naming Guidelines
2.11 Variables
2.11 Variables
2.12 User Input
2.12 User Input
2.13 Parameters
2.13 Parameters
2.16 If Statements
2.16 If Statements
2.17 If/ Else Statements
2.17 If/ Else Statements
2.18 While Loops
2.18 While Loops
2.19 Putting Together Control Structures
2.19 Putting Together Control Structures
3.2 Variables and Types
3.2 Variables and Types
3.3 User Input
3.3 User Input
3.4 Mathematical Operators
3.4 Mathematical Operators
3.5 String Operators
3.5 String Operators
3.6 Comments
3.6 Comments
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
5.1 While Loops
5.1 While Loops
5.2 For Loops
5.2 For Loops
5.3 Break and Continue
5.3 Break and Continue
5.4 Nested Control Structures
5.4 Nested Control Structures
6.1 Functions
6.1 Functions
6.2 Functions and Parameters
6.2 Functions and Parameters
6.4 Functions and Return Values
6.4 Functions and Return Values
6.5 Exceptions
6.5 Exceptions
7.1 Indexing
7.1 Indexing
7.2 Slicing
7.2 Slicing
7.3 Immutability
7.3 Immutability
7.4 Strings and For Loops
7.4 Strings and For Loops
7.5 The in Keyword
7.5 The in Keyword
7.6 String Methods
7.6 String Methods
8.1 Tuples
8.1 Tuples
8.2 Lists
8.2 Lists
8.3 For Loops and Lists
8.3 For Loops and Lists
8.4 List Methods
8.4 List Methods
9.1 2d Lists
9.1 2d Lists
9.2 List Comprehensions
9.2 List Comprehensions
9.3 Packing and Unpacking
9.3 Packing and Unpacking
9.4 Dictionaries
9.4 Dictionaries
9.5 Equivalence vs. Identity
9.5 Equivalence vs. Identity
12.1 Classes and Objects
12.2 Methods
12.3 Built-In Methods
12.4 Operator Overloading
12.5 Class Variables vs. Instance Variables
12.6 Inheritance
12.7 Hidden Attributes
12.8 Namespaces
12.9 Modules
15.1 Short Circuit Evaluation
15.2 De Morgan's Laws
16.1 Project: Who Said It?
12.1 Classes and Objects
12.2 Methods
12.3 Built-In Methods
12.4 Operator Overloading
12.5 Class Variables vs. Instance Variables
12.6 Inheritance
12.7 Hidden Attributes
12.8 Namespaces
12.9 Modules
15.1 Short Circuit Evaluation
15.2 De Morgan's Laws
16.1 Project: Who Said It?
Standard
6.2 Variables
6.3 User Input
6.4 Basic Math in JavaScript
6.5 Booleans
6.6 Logical Operators
6.7 Comparison Operators
6.8 If Statements
6.9 For Loops in JavaScript
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
6.13 Intro to Lists/Arrays
6.14 Indexing Into an Array
6.15 Adding/Removing From an Array
6.16 Array Length and Looping Through Arrays
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.8 Random Numbers
7.8 Random Numbers
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
17.3 Iterating Over an Object
17.3 Iterating Over an Object
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
15.2 Drawing Lines
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
16.3 Removing an Element From an Array
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
16.1 Indexing Into an Array
16.2 Finding an Element in a List
16.2 Finding an Element in a List
Standard
6.3 Variables
6.3 Variables
6.4 User Input
6.4 User Input
6.5 Basic Math in JavaScript
6.5 Basic Math in JavaScript
6.6 Using Graphics in JavaScript
6.6 Using Graphics in JavaScript
8.1 Booleans
8.1 Booleans
8.2 Logical Operators
8.2 Logical Operators
8.3 Comparison Operators
8.3 Comparison Operators
8.4 If Statements
8.4 If Statements
8.5 For Loops in JavaScript
8.5 For Loops in JavaScript
8.6 General For Loops
8.6 General For Loops
8.7 For Loop Practice
8.7 For Loop Practice
8.8 Random Numbers
8.8 Random Numbers
8.9 While Loops
8.9 While Loops
8.10 Loop and a Half
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.5 Functions and Return Values 2
10.7 Timers
10.7 Timers
10.8 Random Circles
10.8 Random Circles
10.9 Random Ghosts
10.9 Random Ghosts
10.10 Bouncing Ball
10.10 Bouncing Ball
10.11 Mouse Events: Mouse Clicked
10.11 Mouse Events: Mouse Clicked
10.12 Intro to Lists/Arrays
10.12 Intro to Lists/Arrays
10.13 Adding/Removing From an Array
10.13 Adding/Removing From an Array
10.14 Array Length and Looping Through Arrays
10.14 Array Length and Looping Through Arrays
10.15 Iterating Over an Array
10.15 Iterating Over an Array
13.3 Removing an Element From an Array
14.1 Intro to Objects/Maps
14.1 Intro to Objects/Maps
14.2 Basics of Objects
14.2 Basics of Objects
14.3 Iterating Over an Object
14.3 Iterating Over an Object
14.4 When Do I Use an Object?
14.4 When Do I Use an Object?
14.5 Intro to Sets
14.5 Intro to Sets
14.6 Intro to Grids
14.6 Intro to Grids
14.7 Looping Over a Grid
14.7 Looping Over a Grid
14.8 Grid Example: Get a Row
14.8 Grid Example: Get a Row
14.9 Data Structures Challenges
14.9 Data Structures Challenges
18.2 Drawing Lines
15.1 Extra Karel Practice
15.1 Extra Karel Practice
16.1 Extra Karel Puzzles
16.1 Extra Karel Puzzles
17.1 Functions and Parameters Practice
17.1 Functions and Parameters Practice
18.1 Mouse Events: Mouse Moved
18.1 Mouse Events: Mouse Moved
18.2 Drawing Lines
13.3 Removing an Element From an Array
18.3 Key Events
18.3 Key Events
18.4 Crazy Ball Game
18.4 Crazy Ball Game
13.1 Indexing Into an Array
13.1 Indexing Into an Array
13.2 Finding an Element in a List
13.2 Finding an Element in a List
Standard
2.7 Naming Guidelines
2.7 Naming Guidelines
2.12 Variables
2.12 Variables
2.13 User Input
2.13 User Input
2.14 Parameters
2.14 Parameters
2.18 If Statements
2.18 If Statements
2.19 If/ Else Statements
2.19 If/ Else Statements
2.20 While Loops
2.20 While Loops
2.22 Putting Together Control Structures
2.22 Putting Together Control Structures
5.2 Variables and Types
5.2 Variables and Types
5.3 User Input
5.3 User Input
5.4 Mathematical Operators
5.4 Mathematical Operators
5.5 String Operators
5.5 String Operators
5.6 Comments
5.6 Comments
6.1 Booleans
6.1 Booleans
6.2 If Statements
6.2 If Statements
6.3 Comparison Operators
6.3 Comparison Operators
6.4 Logical Operators
6.4 Logical Operators
6.5 Floating Point Numbers and Rounding
6.5 Floating Point Numbers and Rounding
7.1 While Loops
7.1 While Loops
7.2 For Loops
7.2 For Loops
7.3 Break and Continue
7.3 Break and Continue
7.4 Nested Control Structures
7.4 Nested Control Structures
8.1 Functions
8.1 Functions
8.2 Functions and Parameters
8.2 Functions and Parameters
8.4 Functions and Return Values
8.4 Functions and Return Values
8.5 Exceptions
8.5 Exceptions
9.1 Indexing
9.1 Indexing
9.2 Slicing
9.2 Slicing
9.3 Immutability
9.3 Immutability
9.4 Strings and For Loops
9.4 Strings and For Loops
9.5 The in Keyword
9.5 The in Keyword
9.6 String Methods
9.6 String Methods
10.1 Tuples
10.1 Tuples
10.2 Lists
10.2 Lists
10.3 For Loops and Lists
10.3 For Loops and Lists
10.4 List Methods
10.4 List Methods
11.1 2d Lists
11.1 2d Lists
11.2 List Comprehensions
11.2 List Comprehensions
11.3 Packing and Unpacking
11.3 Packing and Unpacking
11.4 Dictionaries
11.4 Dictionaries
11.5 Equivalence vs. Identity
11.5 Equivalence vs. Identity
17.1 Short Circuit Evaluation
17.1 Short Circuit Evaluation
17.2 De Morgan's Laws
17.2 De Morgan's Laws
18.1 Project: Who Said It?
18.1 Project: Who Said It?
Standard
6.2 Variables
6.3 User Input
6.4 Basic Math in JavaScript
6.5 Booleans
6.6 Logical Operators
6.7 Comparison Operators
6.8 If Statements
6.9 For Loops in JavaScript
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
6.13 Intro to Lists/Arrays
6.14 Indexing Into an Array
6.15 Adding/Removing From an Array
6.16 Array Length and Looping Through Arrays
Standard
6.2 Variables
6.2 Variables
6.3 User Input
6.3 User Input
6.4 Basic Math in JavaScript
6.4 Basic Math in JavaScript
6.5 Using Graphics in JavaScript
6.5 Using Graphics in JavaScript
8.1 Booleans
8.1 Booleans
8.2 Logical Operators
8.2 Logical Operators
8.3 Comparison Operators
8.3 Comparison Operators
8.4 If Statements
8.4 If Statements
8.5 For Loops in JavaScript
8.5 For Loops in JavaScript
8.6 General For Loops
8.6 General For Loops
8.7 For Loop Practice
8.7 For Loop Practice
8.8 Random Numbers
8.8 Random Numbers
8.9 While Loops
8.9 While Loops
8.10 Loop and a Half
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.5 Functions and Return Values 2
10.6 Timers
10.6 Timers
10.7 Random Circles
10.7 Random Circles
10.8 Random Ghosts
10.8 Random Ghosts
10.9 Bouncing Ball
10.9 Bouncing Ball
10.10 Mouse Events: Mouse Clicked
10.10 Mouse Events: Mouse Clicked
10.11 Intro to Lists/Arrays
10.11 Intro to Lists/Arrays
10.12 Adding/Removing From an Array
10.12 Adding/Removing From an Array
10.13 Array Length and Looping Through Arrays
10.13 Array Length and Looping Through Arrays
10.14 Iterating Over an Array
10.14 Iterating Over an Array
17.3 Removing an Element From an Array
18.1 Intro to Objects/Maps
18.1 Intro to Objects/Maps
18.2 Basics of Objects
18.2 Basics of Objects
18.3 Iterating Over an Object
18.3 Iterating Over an Object
18.4 When Do I Use an Object?
18.4 When Do I Use an Object?
18.5 Intro to Sets
18.5 Intro to Sets
18.6 Intro to Grids
18.6 Intro to Grids
18.7 Looping Over a Grid
18.7 Looping Over a Grid
18.8 Grid Example: Get a Row
18.8 Grid Example: Get a Row
18.9 Data Structures Challenges
18.9 Data Structures Challenges
16.2 Drawing Lines
13.1 Extra Karel Practice
13.1 Extra Karel Practice
14.1 Extra Karel Puzzles
14.1 Extra Karel Puzzles
15.1 Functions and Parameters Practice
15.1 Functions and Parameters Practice
16.1 Mouse Events: Mouse Moved
16.1 Mouse Events: Mouse Moved
16.2 Drawing Lines
17.3 Removing an Element From an Array
16.3 Key Events
16.3 Key Events
16.4 Crazy Ball Game
16.4 Crazy Ball Game
17.1 Indexing Into an Array
17.1 Indexing Into an Array
17.2 Finding an Element in a List
17.2 Finding an Element in a List
Standard
2.1 Intro to Objects
2.4 Iterating Through an Object
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
1.4 Variables
3.4 Your First Sprites
3.5 The Physics of Sprites
4.3 Booleans
4.4 If/Else Statements
10.4 Variables
Standard
6.2 Variables
6.2 Variables
6.3 User Input
6.3 User Input
6.4 Basic Math in JavaScript
6.4 Basic Math in JavaScript
6.5 Using Graphics in JavaScript
6.5 Using Graphics in JavaScript
9.1 Booleans
9.1 Booleans
9.2 Logical Operators
9.2 Logical Operators
9.3 Comparison Operators
9.3 Comparison Operators
9.4 If Statements
9.4 If Statements
9.5 For Loops in JavaScript
9.5 For Loops in JavaScript
9.6 General For Loops
9.6 General For Loops
9.7 For Loop Practice
9.7 For Loop Practice
9.8 Random Numbers
9.8 Random Numbers
9.9 While Loops
9.9 While Loops
9.10 Loop and a Half
9.10 Loop and a Half
11.1 Functions and Parameters 1
11.1 Functions and Parameters 1
11.2 Functions and Parameters 2
11.2 Functions and Parameters 2
11.3 Functions and Parameters 3
11.3 Functions and Parameters 3
11.4 Functions and Return Values 1
11.4 Functions and Return Values 1
11.5 Functions and Return Values 2
11.5 Functions and Return Values 2
11.6 Timers
11.6 Timers
11.7 Random Circles
11.7 Random Circles
11.8 Random Ghosts
11.8 Random Ghosts
11.9 Bouncing Ball
11.9 Bouncing Ball
11.10 Mouse Events: Mouse Clicked
11.10 Mouse Events: Mouse Clicked
11.11 Intro to Lists/Arrays
11.11 Intro to Lists/Arrays
11.12 Adding/Removing From an Array
11.12 Adding/Removing From an Array
11.13 Array Length and Looping Through Arrays
11.13 Array Length and Looping Through Arrays
11.14 Iterating Over an Array
11.14 Iterating Over an Array
18.3 Removing an Element From an Array
19.1 Intro to Objects/Maps
19.1 Intro to Objects/Maps
19.2 Basics of Objects
19.2 Basics of Objects
19.3 Iterating Over an Object
19.3 Iterating Over an Object
19.4 When Do I Use an Object?
19.4 When Do I Use an Object?
19.5 Intro to Sets
19.5 Intro to Sets
19.6 Intro to Grids
19.6 Intro to Grids
19.7 Looping Over a Grid
19.7 Looping Over a Grid
19.8 Grid Example: Get a Row
19.8 Grid Example: Get a Row
19.9 Data Structures Challenges
19.9 Data Structures Challenges
17.2 Drawing Lines
14.1 Extra Karel Practice
14.1 Extra Karel Practice
15.1 Extra Karel Puzzles
15.1 Extra Karel Puzzles
16.1 Functions and Parameters Practice
16.1 Functions and Parameters Practice
17.1 Mouse Events: Mouse Moved
17.1 Mouse Events: Mouse Moved
17.2 Drawing Lines
18.3 Removing an Element From an Array
17.3 Key Events
17.3 Key Events
17.4 Crazy Ball Game
17.4 Crazy Ball Game
18.1 Indexing Into an Array
18.1 Indexing Into an Array
18.2 Finding an Element in a List
18.2 Finding an Element in a List
Standard
3.7 Naming Guidelines
3.7 Naming Guidelines
3.11 Variables
3.11 Variables
3.12 User Input
3.12 User Input
3.13 Parameters
3.13 Parameters
3.16 If Statements
3.16 If Statements
3.17 If/ Else Statements
3.17 If/ Else Statements
3.18 While Loops
3.18 While Loops
3.19 Putting Together Control Structures
3.19 Putting Together Control Structures
Standard
6.1 Programming Concepts
6.1 Programming Concepts
Standard
10.3 Variables
10.4 User Input
10.5 Basic Math
10.6 Random Numbers
14.1 Extra Karel Practice
14.2 Extra Karel Puzzles
15.1 Booleans
15.3 Logical Operators
15.4 Comparison Operators
15.2 If/Else Statements
15.9 For Loops
15.6 While Loops
15.7 The Break Statement
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
16.1 Mouse Events: Mouse Moved
16.2 Drawing Lines
17.10 Mouse Events: Mouse Clicked
17.9 Bouncing Ball
17.8 Random Ghosts
17.7 Random Circles
17.6 Timers
17.5 Functions and Return Values 2
17.4 Functions and Return Values 1
17.3 Functions and Parameters 3
17.2 Functions and Parameters 2
17.1 Functions and Parameters 1
14.10 Loop and a Half
14.9 While Loops
14.8 Random Numbers
14.7 For Loop Practice
14.6 General For Loops
14.5 For Loops in JavaScript
14.4 If Statements
14.3 Comparison Operators
14.2 Logical Operators
20.3 Iterating Over an Object
14.1 Booleans
21.9 Hash Function Development
18.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
20.9 Data Structures Challenges
20.8 Grid Example: Get a Row
20.7 Looping Over a Grid
20.6 Intro to Grids
20.5 Intro to Sets
20.4 When Do I Use an Object?
21.10 Project: Classic Cipher Newscast
20.2 Basics of Objects
20.1 Intro to Objects/Maps
19.3 Removing an Element From an Array
19.2 Finding an Element in a List
17.14 Iterating Over an Array
17.13 Array Length and Looping Through Arrays
17.12 Adding/Removing From an Array
19.1 Indexing Into an Array
17.11 Intro to Lists/Arrays
16.4 Crazy Ball Game
16.3 Key Events
17.2 Functions and Parameters 2
16.3 Key Events
16.2 Drawing Lines
16.1 Mouse Events: Mouse Moved
17.10 Mouse Events: Mouse Clicked
17.9 Bouncing Ball
17.8 Random Ghosts
17.7 Random Circles
17.6 Timers
17.5 Functions and Return Values 2
17.4 Functions and Return Values 1
17.3 Functions and Parameters 3
16.4 Crazy Ball Game
17.1 Functions and Parameters 1
14.10 Loop and a Half
14.9 While Loops
14.8 Random Numbers
14.7 For Loop Practice
14.6 General For Loops
14.5 For Loops in JavaScript
14.4 If Statements
14.3 Comparison Operators
14.2 Logical Operators
20.4 When Do I Use an Object?
21.10 Project: Classic Cipher Newscast
21.9 Hash Function Development
18.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
20.9 Data Structures Challenges
20.8 Grid Example: Get a Row
20.7 Looping Over a Grid
20.6 Intro to Grids
20.5 Intro to Sets
14.1 Booleans
20.3 Iterating Over an Object
20.2 Basics of Objects
20.1 Intro to Objects/Maps
19.3 Removing an Element From an Array
19.2 Finding an Element in a List
17.14 Iterating Over an Array
17.13 Array Length and Looping Through Arrays
17.12 Adding/Removing From an Array
19.1 Indexing Into an Array
17.11 Intro to Lists/Arrays
Standard
3.3 Variables and Types
3.3 Variables and Types
3.4 User Input
3.4 User Input
3.5 Mathematical Operators
3.5 Mathematical Operators
3.6 String Operators
3.6 String Operators
3.7 Comments
3.7 Comments
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
5.1 While Loops
5.1 While Loops
5.2 For Loops
5.2 For Loops
5.3 Break and Continue
5.3 Break and Continue
5.4 Nested Control Structures
5.4 Nested Control Structures
6.1 Functions
6.1 Functions
6.2 Functions and Parameters
6.2 Functions and Parameters
6.4 Functions and Return Values
6.4 Functions and Return Values
6.5 Exceptions
6.5 Exceptions
8.1 Indexing
8.1 Indexing
8.2 Slicing
8.2 Slicing
8.3 Immutability
8.3 Immutability
8.4 Strings and For Loops
8.4 Strings and For Loops
8.5 The in Keyword
8.5 The in Keyword
8.6 String Methods
8.6 String Methods
9.1 Tuples
9.1 Tuples
9.2 Lists
9.2 Lists
9.3 For Loops and Lists
9.3 For Loops and Lists
9.4 List Methods
9.4 List Methods
9.5 2d Lists
9.5 2d Lists
18.11 Variables
18.11 Variables
18.13 Parameters
18.13 Parameters
18.16 If Statements
18.16 If Statements
18.17 If/ Else Statements
18.17 If/ Else Statements
18.18 While Loops
18.18 While Loops
18.19 Putting Together Control Structures
18.19 Putting Together Control Structures
18.12 User Input
18.12 User Input
18.7 Naming Guidelines
18.7 Naming Guidelines
12.1 List Comprehensions
12.1 List Comprehensions
12.2 Packing and Unpacking
12.2 Packing and Unpacking
12.3 Dictionaries
12.3 Dictionaries
12.4 Equivalence vs. Identity
12.4 Equivalence vs. Identity
15.1 Classes and Objects
15.1 Classes and Objects
15.2 Methods
15.2 Methods
15.3 Built-In Methods
15.3 Built-In Methods
15.4 Operator Overloading
15.4 Operator Overloading
15.5 Class Variables vs. Instance Variables
15.5 Class Variables vs. Instance Variables
15.6 Inheritance
15.6 Inheritance
15.7 Hidden Attributes
15.7 Hidden Attributes
15.8 Namespaces
15.8 Namespaces
15.9 Modules
15.9 Modules
17.1 Project: Who Said It?
17.1 Project: Who Said It?
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
7.1 Extra Karel Puzzles
7.1 Extra Karel Puzzles
Standard
2.2 Variables
2.3 User Input
2.4 Basic Math
2.6 Random Numbers
4.1 Booleans
4.2 If/Else Statements
4.3 Logical Operators
4.4 Comparison Operators
4.6 While Loops
4.7 The Break Statement
4.9 For Loops
6.1 Timers
6.2 Stopping Timers
6.3 Collisions
6.4 Mouse Click Events
6.5 More Mouse Events
6.6 Key Events
21.4 Crazy Ball Game
29.7 Removing an Element From an Array
29.8 Intro to Objects/Maps
29.9 Basics of Objects
29.10 Iterating Over an Object
29.11 When Do I Use an Object?
29.12 Intro to Sets
29.13 Intro to Grids
29.14 Looping Over a Grid
29.15 Grid Example: Get a Row
29.16 Data Structures Quiz
31.1 Tic Tac Toe
32.1 Game Design: Helicopter
21.3 Animation Practice
30.1 Conway's Game of Life
25.1 Functions Challenges
27.1 Breakout
19.1 Extra Karel Practice
19.2 Extra Karel Puzzles
24.1 Functions and Parameters Practice
20.1 Prime Numbers
21.1 Snake Game
21.2 Fun Graphics Challenges
29.6 Finding an Element in a List
30.2 Connect Four
28.1 Visualizing Music
29.1 Intro to Lists/Arrays
29.2 Indexing Into an Array
29.3 Adding/Removing From an Array
29.4 Array Length and Looping Through Arrays
29.5 Iterating Over an Array
Standard
5.3 Variables and Types
5.3 Variables and Types
5.4 User Input
5.4 User Input
5.5 Mathematical Operators
5.5 Mathematical Operators
5.6 String Operators
5.6 String Operators
5.7 Comments
5.7 Comments
5.8 Functions
5.8 Functions
5.9 Functions and Parameters
5.10 Functions and Return Values
5.11 Indexing and Slicing
5.12 Basic Collection Types
Standard
1.4 Under the Sea
Standard
1.5 For Loops
3.3 Variables
3.4 The Draw Loop
3.5 Color Transitions
3.6 Shape Transformations
3.7 Direction
3.8 Mouse Data
3.9 Keyboard Data
3.10 Project: Animate an Emoji
4.5 Variables
4.9 Your First Sprites
4.10 The Physics of Sprites
Standard
8.3 Variables
8.3 Variables
8.4 User Input
8.4 User Input
8.5 Basic Math in JavaScript
8.5 Basic Math in JavaScript
8.6 Using Graphics in JavaScript
8.6 Using Graphics in JavaScript
10.1 Booleans
10.1 Booleans
10.2 Logical Operators
10.2 Logical Operators
10.3 Comparison Operators
10.3 Comparison Operators
10.4 If Statements
10.4 If Statements
10.5 For Loops in JavaScript
10.5 For Loops in JavaScript
10.6 General For Loops
10.6 General For Loops
10.7 For Loop Practice
10.7 For Loop Practice
10.8 Random Numbers
10.8 Random Numbers
10.9 While Loops
10.9 While Loops
10.10 Loop and a Half
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
12.5 Functions and Return Values 2
12.6 Local Variables and Scope
12.6 Local Variables and Scope
13.1 Functions Challenges
13.1 Functions Challenges
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked
21.6 Mouse Events: Mouse Moved
21.7 Drawing Lines
21.8 Key Events
21.9 Crazy Ball Game
23.1 Breakout
33.1 Intro to Lists/Arrays
33.2 Indexing Into an Array
33.3 Adding/Removing From an Array
33.4 Array Length and Looping Through Arrays
33.5 Iterating Over an Array
33.6 Finding an Element in a List
33.7 Removing an Element From an Array
33.8 Intro to Objects/Maps
33.9 Basics of Objects
33.10 Iterating Over an Object
33.11 When Do I Use an Object?
33.12 Intro to Sets
33.13 Intro to Grids
33.14 Looping Over a Grid
33.15 Grid Example: Get a Row
33.16 Data Structures Challenges
35.1 Game Design: Helicopter
20.1 Extra Karel Practice
24.1 Extra Karel Puzzles
34.1 Tic Tac Toe
32.1 Visualizing Music
29.1 Evolution Simulation
28.1 Conway's Game of Life
28.2 Connect Four
27.1 Fun Snake
27.2 Fun Graphics Challenges
26.1 Prime Numbers
25.1 Functions and Parameters Practice
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked
21.6 Mouse Events: Mouse Moved
21.7 Drawing Lines
21.8 Key Events
21.9 Crazy Ball Game
23.1 Breakout
33.1 Intro to Lists/Arrays
33.2 Indexing Into an Array
33.3 Adding/Removing From an Array
33.4 Array Length and Looping Through Arrays
33.5 Iterating Over an Array
33.6 Finding an Element in a List
33.7 Removing an Element From an Array
33.8 Intro to Objects/Maps
33.9 Basics of Objects
33.10 Iterating Over an Object
33.11 When Do I Use an Object?
33.12 Intro to Sets
33.13 Intro to Grids
33.14 Looping Over a Grid
33.15 Grid Example: Get a Row
33.16 Data Structures Challenges
35.1 Game Design: Helicopter
20.1 Extra Karel Practice
24.1 Extra Karel Puzzles
34.1 Tic Tac Toe
32.1 Visualizing Music
29.1 Evolution Simulation
28.1 Conway's Game of Life
28.2 Connect Four
27.1 Fun Snake
27.2 Fun Graphics Challenges
26.1 Prime Numbers
25.1 Functions and Parameters Practice
Standard
8.3 Variables
8.3 Variables
8.4 User Input
8.4 User Input
8.5 Basic Math in JavaScript
8.5 Basic Math in JavaScript
8.6 Using Graphics in JavaScript
8.6 Using Graphics in JavaScript
10.1 Booleans
10.1 Booleans
10.2 Logical Operators
10.2 Logical Operators
10.3 Comparison Operators
10.3 Comparison Operators
10.4 If Statements
10.4 If Statements
10.5 For Loops in JavaScript
10.5 For Loops in JavaScript
10.6 General For Loops
10.6 General For Loops
10.7 For Loop Practice
10.7 For Loop Practice
10.8 Random Numbers
10.8 Random Numbers
10.9 While Loops
10.9 While Loops
10.10 Loop and a Half
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
12.5 Functions and Return Values 2
12.6 Local Variables and Scope
12.6 Local Variables and Scope
13.1 Functions Challenges
13.1 Functions Challenges
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked
21.6 Mouse Events: Mouse Moved
21.7 Drawing Lines
21.8 Key Events
21.9 Crazy Ball Game
23.1 Breakout
33.1 Intro to Lists/Arrays
33.2 Indexing Into an Array
33.3 Adding/Removing From an Array
33.4 Array Length and Looping Through Arrays
33.5 Iterating Over an Array
33.6 Finding an Element in a List
33.7 Removing an Element From an Array
33.8 Intro to Objects/Maps
33.9 Basics of Objects
33.10 Iterating Over an Object
33.11 When Do I Use an Object?
33.12 Intro to Sets
33.13 Intro to Grids
33.14 Looping Over a Grid
33.15 Grid Example: Get a Row
33.16 Data Structures Challenges
35.1 Game Design: Helicopter
20.1 Extra Karel Practice
24.1 Extra Karel Puzzles
34.1 Tic Tac Toe
32.1 Visualizing Music
29.1 Evolution Simulation
28.1 Conway's Game of Life
28.2 Connect Four
27.1 Fun Snake
27.2 Fun Graphics Challenges
26.1 Prime Numbers
25.1 Functions and Parameters Practice
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked
21.6 Mouse Events: Mouse Moved
21.7 Drawing Lines
21.8 Key Events
21.9 Crazy Ball Game
23.1 Breakout
33.1 Intro to Lists/Arrays
33.2 Indexing Into an Array
33.3 Adding/Removing From an Array
33.4 Array Length and Looping Through Arrays
33.5 Iterating Over an Array
33.6 Finding an Element in a List
33.7 Removing an Element From an Array
33.8 Intro to Objects/Maps
33.9 Basics of Objects
33.10 Iterating Over an Object
33.11 When Do I Use an Object?
33.12 Intro to Sets
33.13 Intro to Grids
33.14 Looping Over a Grid
33.15 Grid Example: Get a Row
33.16 Data Structures Challenges
35.1 Game Design: Helicopter
20.1 Extra Karel Practice
24.1 Extra Karel Puzzles
34.1 Tic Tac Toe
32.1 Visualizing Music
29.1 Evolution Simulation
28.1 Conway's Game of Life
28.2 Connect Four
27.1 Fun Snake
27.2 Fun Graphics Challenges
26.1 Prime Numbers
25.1 Functions and Parameters Practice
Standard
1.5 Timers
1.6 Stopping Timers
1.7 Collisions
1.8 Mouse Click Events
1.9 More Mouse Events
1.10 Key Events
4.3 Variables and Types
4.3 Variables and Types
4.4 User Input
4.4 User Input
4.5 Mathematical Operators
4.5 Mathematical Operators
4.6 String Operators
4.6 String Operators
4.7 Comments
4.7 Comments
5.1 Functions
5.1 Functions
5.2 Functions and Parameters
5.2 Functions and Parameters
5.4 Functions and Return Values
5.4 Functions and Return Values
6.1 Tuples
6.1 Tuples
6.2 Lists
6.2 Lists
6.3 For Loops and Lists
6.3 For Loops and Lists
6.4 List Methods
6.4 List Methods
6.5 2d Lists
6.6 Dictionaries
Standard
4.2 Variables
4.2 Variables
4.3 User Input
4.3 User Input
4.4 Basic Math in JavaScript
4.4 Basic Math in JavaScript
4.5 Using Graphics in JavaScript
4.5 Using Graphics in JavaScript
6.1 Booleans
6.1 Booleans
6.2 Logical Operators
6.2 Logical Operators
6.3 Comparison Operators
6.3 Comparison Operators
6.4 If Statements
6.4 If Statements
6.5 For Loops in JavaScript
6.5 For Loops in JavaScript
6.6 General For Loops
6.6 General For Loops
6.7 For Loop Practice
6.7 For Loop Practice
6.8 Random Numbers
6.8 Random Numbers
6.9 While Loops
6.9 While Loops
6.10 Loop and a Half
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
8.5 Functions and Return Values 2
8.6 Local Variables and Scope
8.6 Local Variables and Scope
9.1 Functions Challenges
9.1 Functions Challenges
10.1 Timers
10.1 Timers
10.2 Random Circles
10.2 Random Circles
10.3 Random Ghosts
10.3 Random Ghosts
10.4 Bouncing Ball
10.4 Bouncing Ball
10.5 Mouse Events: Mouse Clicked
10.5 Mouse Events: Mouse Clicked
10.6 Mouse Events: Mouse Moved
10.6 Mouse Events: Mouse Moved
10.7 Drawing Lines
10.7 Drawing Lines
10.8 Key Events
10.8 Key Events
10.9 Crazy Ball Game
10.9 Crazy Ball Game
12.1 Breakout
12.1 Breakout
26.1 Intro to Lists/Arrays
26.2 Indexing Into an Array
26.3 Adding/Removing From an Array
26.4 Array Length and Looping Through Arrays
26.5 Iterating Over an Array
26.6 Finding an Element in a List
26.7 Removing an Element From an Array
26.8 Intro to Objects/Maps
26.9 Basics of Objects
26.10 Iterating Over an Object
26.11 When Do I Use an Object?
26.12 Intro to Sets
26.13 Intro to Grids
26.14 Looping Over a Grid
26.15 Grid Example: Get a Row
26.16 Data Structures Challenges
28.1 Game Design: Helicopter
16.1 Extra Karel Practice
17.1 Extra Karel Puzzles
27.1 Tic Tac Toe
25.1 Visualizing Music
22.1 Evolution Simulation
21.1 Conway's Game of Life
21.2 Connect Four
20.1 Fun Snake
20.2 Fun Graphics Challenges
19.1 Prime Numbers
18.1 Functions and Parameters Practice
26.1 Intro to Lists/Arrays
26.2 Indexing Into an Array
26.3 Adding/Removing From an Array
26.4 Array Length and Looping Through Arrays
26.5 Iterating Over an Array
26.6 Finding an Element in a List
26.7 Removing an Element From an Array
26.8 Intro to Objects/Maps
26.9 Basics of Objects
26.10 Iterating Over an Object
26.11 When Do I Use an Object?
26.12 Intro to Sets
26.13 Intro to Grids
26.14 Looping Over a Grid
26.15 Grid Example: Get a Row
26.16 Data Structures Challenges
28.1 Game Design: Helicopter
16.1 Extra Karel Practice
17.1 Extra Karel Puzzles
27.1 Tic Tac Toe
25.1 Visualizing Music
22.1 Evolution Simulation
21.1 Conway's Game of Life
21.2 Connect Four
20.1 Fun Snake
20.2 Fun Graphics Challenges
19.1 Prime Numbers
18.1 Functions and Parameters Practice
Standard
3.1 Project: Classic Cipher Newscast
3.1 Project: Classic Cipher Newscast
4.5 Hash Function Development
4.5 Hash Function Development
23.1 Programming Concepts
23.1 Programming Concepts
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.8 Random Numbers
7.8 Random Numbers
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
17.3 Iterating Over an Object
17.3 Iterating Over an Object
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
15.2 Drawing Lines
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
16.3 Removing an Element From an Array
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
16.1 Indexing Into an Array
16.2 Finding an Element in a List
16.2 Finding an Element in a List
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
6.10 Variables
6.11 User Input
6.12 Parameters
6.13 If Statements
6.14 If/ Else Statements
6.15 While Loops
7.3 User Input
7.13 Functions
7.4 Mathematical Operators
7.5 String Operators
7.6 Booleans
7.7 If Statements
7.8 Comparison Operators
7.9 Logical Operators
7.10 Floating Point Numbers and Rounding
7.11 While Loops
7.12 For Loops
7.2 Variables and Types
8.8 If/Else Statements
8.12 For Loops
8.11 While Loops
8.10 Comparison Operators
8.9 Logical Operators
8.7 Booleans
8.5 Random Numbers
8.4 Basic Math
8.3 User Input
8.2 Variables
Standard
8.10 Variables
8.10 Variables
8.11 User Input
8.11 User Input
8.12 Parameters
8.12 Parameters
8.13 If Statements
8.13 If Statements
8.14 If/ Else Statements
8.14 If/ Else Statements
8.15 While Loops
8.15 While Loops
9.2 Variables and Types
9.2 Variables and Types
9.3 User Input
9.3 User Input
9.4 Mathematical Operators
9.4 Mathematical Operators
9.5 String Operators
9.5 String Operators
9.6 Booleans
9.6 Booleans
9.7 If Statements
9.7 If Statements
9.8 Comparison Operators
9.8 Comparison Operators
9.9 Logical Operators
9.9 Logical Operators
9.10 Floating Point Numbers and Rounding
9.10 Floating Point Numbers and Rounding
9.11 While Loops
9.11 While Loops
9.12 For Loops
9.12 For Loops
9.13 Functions
9.13 Functions
12.7 Booleans
12.9 Logical Operators
12.4 Basic Math
12.3 User Input
12.2 Variables
12.11 While Loops
12.5 Random Numbers
12.12 For Loops
12.8 If/Else Statements
12.10 Comparison Operators
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
2.2 Variables
2.2 Variables
2.3 User Input
2.3 User Input
2.4 Basic Math in JavaScript
2.4 Basic Math in JavaScript
2.5 Using Graphics in JavaScript
2.5 Using Graphics in JavaScript
Standard
2.2 Variables
2.2 Variables
2.3 User Input
2.3 User Input
2.4 Basic Math in JavaScript
2.4 Basic Math in JavaScript
2.5 Using Graphics in JavaScript
2.5 Using Graphics in JavaScript
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
4.4 Variables
15.1 Extra Karel Puzzles
15.1 Extra Karel Puzzles
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
3.7 Naming Guidelines
3.7 Naming Guidelines
3.11 Variables
3.11 Variables
3.12 User Input
3.12 User Input
3.13 Parameters
3.13 Parameters
3.16 If Statements
3.16 If Statements
3.17 If/ Else Statements
3.17 If/ Else Statements
3.18 While Loops
3.18 While Loops
3.19 Putting Together Control Structures
3.19 Putting Together Control Structures
11.9 Hash Function Development
11.9 Hash Function Development
12.1 Project: Classic Cipher Newscast
12.1 Project: Classic Cipher Newscast
Standard
3.7 Naming Guidelines
3.7 Naming Guidelines
3.12 Variables
3.12 Variables
3.13 User Input
3.13 User Input
3.14 Parameters
3.14 Parameters
3.17 If Statements
3.17 If Statements
3.18 If/ Else Statements
3.18 If/ Else Statements
3.19 While Loops
3.19 While Loops
3.20 Putting Together Control Structures
3.20 Putting Together Control Structures
Standard
3.2 Variables
3.3 User Input
3.4 Basic Math
3.6 Random Numbers
7.1 Booleans
7.2 If/Else Statements
7.3 Logical Operators
7.4 Comparison Operators
7.6 While Loops
7.7 The Break Statement
7.9 For Loops
10.1 Intro to Lists/Arrays
10.2 Indexing Into an Array
10.3 Adding/Removing From an Array
10.4 Array Length and Looping Through Arrays
10.5 Iterating Over an Array
10.6 Finding an Element in a List
10.7 Removing an Element From an Array
10.9 Data Structures Quiz
11.2 Intro to Sets
11.3 Intro to Grids
11.4 Looping Over a Grid
11.5 Grid Example: Get a Row
13.6 Key Events
16.1 Intro to Objects
15.1 Breakout
16.4 Iterating Through an Object
17.1 Prime Numbers
13.5 More Mouse Events
13.4 Mouse Click Events
13.3 Collisions
13.2 Stopping Timers
13.1 Timers
18.4 Crazy Ball Game
18.3 Animation Practice
18.2 Fun Graphics Challenges
18.1 Snake Game
Standard
2.5 For Loops
5.3 Variables
5.4 The Draw Loop
5.5 Color Transitions
5.6 Shape Transformations
5.7 Direction
5.8 Mouse Data
5.9 Keyboard Data
5.10 Project: Animate an Emoji
Standard
7.2 Variables
7.3 User Input
7.4 Basic Math
7.6 Random Numbers
9.1 Booleans
9.2 If/Else Statements
9.3 Logical Operators
9.4 Comparison Operators
9.6 While Loops
9.7 The Break Statement
9.9 For Loops
12.1 Functions Challenges
Standard
4.2 Variables
4.3 User Input
4.4 Basic Math
4.6 Random Numbers
6.1 Booleans
6.2 If/Else Statements
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
8.1 Timers
8.2 Stopping Timers
8.3 Collisions
8.4 Mouse Click Events
8.5 More Mouse Events
8.6 Key Events
11.3 Variables
23.1 Breakout
15.1 Extra Karel Practice
15.2 Extra Karel Puzzles
20.1 Functions and Parameters Practice
16.1 Prime Numbers
17.1 Snake Game
17.2 Fun Graphics Challenges
21.1 Functions Challenges
17.3 Animation Practice
17.4 Crazy Ball Game
Standard
1.8 Naming Guidelines
1.8 Naming Guidelines
1.12 Variables
1.12 Variables
1.13 User Input
1.13 User Input
1.14 Parameters
1.14 Parameters
1.17 If Statements
1.17 If Statements
1.18 If/ Else Statements
1.18 If/ Else Statements
1.19 While Loops
1.19 While Loops
1.20 Putting Together Control Structures
1.20 Putting Together Control Structures
Standard
1.8 Naming Guidelines
1.8 Naming Guidelines
1.12 Variables
1.12 Variables
1.13 User Input
1.13 User Input
1.14 Parameters
1.14 Parameters
1.17 If Statements
1.17 If Statements
1.18 If/ Else Statements
1.18 If/ Else Statements
1.19 While Loops
1.19 While Loops
1.20 Putting Together Control Structures
1.20 Putting Together Control Structures
Standard
10.1 Programming Concepts
10.1 Programming Concepts
Standard
3.2 Variables
3.2 Variables
3.3 User Input
3.3 User Input
3.4 Basic Math in JavaScript
3.4 Basic Math in JavaScript
3.5 Using Graphics in JavaScript
3.5 Using Graphics in JavaScript
5.1 Booleans
5.1 Booleans
5.2 Logical Operators
5.2 Logical Operators
5.3 Comparison Operators
5.3 Comparison Operators
5.4 If Statements
5.4 If Statements
5.5 For Loops in JavaScript
5.5 For Loops in JavaScript
5.6 General For Loops
5.6 General For Loops
5.7 For Loop Practice
5.7 For Loop Practice
5.9 While Loops
5.9 While Loops
5.10 Loop and a Half
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
7.5 Functions and Return Values 2
8.1 Timers
8.1 Timers
8.2 Random Circles
8.2 Random Circles
8.3 Random Ghosts
8.3 Random Ghosts
8.4 Bouncing Ball
8.4 Bouncing Ball
8.5 Mouse Events: Mouse Clicked
8.5 Mouse Events: Mouse Clicked
9.1 Intro to Lists/Arrays
9.1 Intro to Lists/Arrays
9.2 Adding/Removing From an Array
9.2 Adding/Removing From an Array
9.3 Array Length and Looping Through Arrays
9.3 Array Length and Looping Through Arrays
9.4 Iterating Over an Array
9.4 Iterating Over an Array
9.5 Finding an Element in a List
9.5 Finding an Element in a List
9.6 Removing an Element From an Array
9.6 Removing an Element From an Array
17.1 Intro to Objects/Maps
13.1 Extra Karel Practice
13.1 Extra Karel Practice
14.1 Extra Karel Puzzles
14.1 Extra Karel Puzzles
15.1 Functions and Parameters Practice
15.1 Functions and Parameters Practice
16.1 Mouse Events: Mouse Moved
16.1 Mouse Events: Mouse Moved
16.2 Drawing Lines
16.2 Drawing Lines
16.3 Key Events
16.3 Key Events
16.4 Crazy Ball Game
16.4 Crazy Ball Game
17.1 Intro to Objects/Maps
17.5 Intro to Sets
17.2 Basics of Objects
17.2 Basics of Objects
17.3 Iterating Over an Object
17.3 Iterating Over an Object
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.9 Data Structures Challenges
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.6 Intro to Grids
17.6 Intro to Grids
17.5 Intro to Sets
Standard
4.1 Indexing
4.1 Indexing
4.2 Slicing
4.2 Slicing
4.3 Immutability
4.3 Immutability
4.4 Strings and For Loops
4.4 Strings and For Loops
4.5 The in Keyword
4.5 The in Keyword
4.6 String Methods
4.6 String Methods
5.6 Dictionaries
13.8 Namespaces
13.9 Modules
13.9 Modules
13.8 Namespaces
13.7 Hidden Attributes
13.7 Hidden Attributes
13.6 Inheritance
13.6 Inheritance
13.5 Class Variables vs. Instance Variables
13.5 Class Variables vs. Instance Variables
13.4 Operator Overloading
13.4 Operator Overloading
13.3 Built-In Methods
13.3 Built-In Methods
13.2 Methods
13.2 Methods
13.1 Classes and Objects
13.1 Classes and Objects
Standard
13.1 Programming Concepts
13.1 Programming Concepts
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
18.1 Indexing
18.1 Indexing
18.2 Slicing
18.2 Slicing
18.3 Immutability
18.3 Immutability
18.4 Strings and For Loops
18.4 Strings and For Loops
18.5 The in Keyword
18.5 The in Keyword
18.6 String Methods
18.6 String Methods
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
Standard
4.2 Variables and Types
4.2 Variables and Types
4.3 User Input
4.3 User Input
4.4 Mathematical Operators
4.4 Mathematical Operators
4.5 String Operators
4.5 String Operators
4.6 Comments
4.6 Comments
6.1 Booleans
6.1 Booleans
6.2 If Statements
6.2 If Statements
6.3 Comparison Operators
6.3 Comparison Operators
6.4 Logical Operators
6.4 Logical Operators
6.5 Floating Point Numbers and Rounding
6.5 Floating Point Numbers and Rounding
7.1 While Loops
7.1 While Loops
7.2 For Loops
7.2 For Loops
7.3 Break and Continue
7.3 Break and Continue
7.4 Nested Control Structures
7.4 Nested Control Structures
8.1 Functions
8.1 Functions
8.2 Functions and Parameters
8.2 Functions and Parameters
8.4 Functions and Return Values
8.4 Functions and Return Values
8.5 Exceptions
8.5 Exceptions
16.10 Variables
16.13 User Input
16.14 Parameters
16.18 If Statements
16.19 If/Else Statements
16.20 While Loops
16.21 Putting Together Control Structures
Standard
6.1 Classes and Objects
6.1 Classes and Objects
6.2 Methods
6.2 Methods
6.3 Built-In Methods
6.3 Built-In Methods
6.4 Operator Overloading
6.4 Operator Overloading
6.5 Class Variables vs. Instance Variables
6.5 Class Variables vs. Instance Variables
6.6 Inheritance
6.6 Inheritance
6.7 Hidden Attributes
6.7 Hidden Attributes
6.8 Namespaces
6.8 Namespaces
6.9 Modules
6.9 Modules
13.1 Project: Who Said It?
13.1 Project: Who Said It?
15.1 Indexing
15.1 Indexing
15.2 Slicing
15.2 Slicing
15.3 Immutability
15.3 Immutability
15.4 Strings and For Loops
15.4 Strings and For Loops
15.5 The in Keyword
15.5 The in Keyword
15.6 String Methods
15.6 String Methods
Standard
4.2 Variables and Types
4.2 Variables and Types
4.3 User Input
4.3 User Input
4.4 Mathematical Operators
4.4 Mathematical Operators
4.5 String Operators
4.5 String Operators
4.6 Comments
4.6 Comments
6.1 Booleans
6.1 Booleans
6.2 If Statements
6.2 If Statements
6.3 Comparison Operators
6.3 Comparison Operators
6.4 Logical Operators
6.4 Logical Operators
6.5 Floating Point Numbers and Rounding
6.5 Floating Point Numbers and Rounding
7.1 While Loops
7.1 While Loops
7.2 For Loops
7.2 For Loops
7.3 Break and Continue
7.3 Break and Continue
7.4 Nested Control Structures
7.4 Nested Control Structures
8.1 Functions
8.1 Functions
8.2 Functions and Parameters
8.2 Functions and Parameters
8.4 Functions and Return Values
8.4 Functions and Return Values
8.5 Exceptions
8.5 Exceptions
16.10 Variables
16.13 User Input
16.14 Parameters
16.18 If Statements
16.19 If/Else Statements
16.20 While Loops
16.21 Putting Together Control Structures
Standard
6.1 Classes and Objects
6.1 Classes and Objects
6.2 Methods
6.2 Methods
6.3 Built-In Methods
6.3 Built-In Methods
6.4 Operator Overloading
6.4 Operator Overloading
6.5 Class Variables vs. Instance Variables
6.5 Class Variables vs. Instance Variables
6.6 Inheritance
6.6 Inheritance
6.7 Hidden Attributes
6.7 Hidden Attributes
6.8 Namespaces
6.8 Namespaces
6.9 Modules
6.9 Modules
13.1 Project: Who Said It?
13.1 Project: Who Said It?
15.1 Indexing
15.1 Indexing
15.2 Slicing
15.2 Slicing
15.3 Immutability
15.3 Immutability
15.4 Strings and For Loops
15.4 Strings and For Loops
15.5 The in Keyword
15.5 The in Keyword
15.6 String Methods
15.6 String Methods
Standard
6.2 Variables
6.2 Variables
6.3 User Input
6.3 User Input
6.4 Basic Math in JavaScript
6.4 Basic Math in JavaScript
6.5 Using Graphics in JavaScript
6.5 Using Graphics in JavaScript
13.1 Booleans
13.2 Logical Operators
13.3 Comparison Operators
13.4 If Statements
13.5 For Loops in JavaScript
13.6 General For Loops
13.7 For Loop Practice
13.8 Random Numbers
13.9 While Loops
13.10 Loop and a Half
23.1 Functions and Parameters 1
23.1 Functions and Parameters 1
23.2 Functions and Parameters 2
23.2 Functions and Parameters 2
23.3 Functions and Parameters 3
23.3 Functions and Parameters 3
23.4 Functions and Return Values 1
23.4 Functions and Return Values 1
23.5 Functions and Return Values 2
23.5 Functions and Return Values 2
23.6 Local Variables and Scope
15.6 Timers
15.7 Random Circles
15.8 Random Ghosts
15.9 Bouncing Ball
15.10 Mouse Events: Mouse Clicked
19.1 Mouse Events: Mouse Moved
19.2 Drawing Lines
19.3 Key Events
19.4 Crazy Ball Game
15.11 Intro to Lists/Arrays
20.1 Indexing Into an Array
15.12 Adding/Removing From an Array
15.13 Array Length and Looping Through Arrays
15.14 Iterating Over an Array
20.2 Finding an Element in a List
20.3 Removing an Element From an Array
21.1 Intro to Objects/Maps
21.2 Basics of Objects
21.3 Iterating Over an Object
21.4 When Do I Use an Object?
21.5 Intro to Sets
21.6 Intro to Grids
21.7 Looping Over a Grid
21.8 Grid Example: Get a Row
21.9 Data Structures Challenges
16.1 Extra Karel Practice
17.1 Extra Karel Puzzles
18.1 Functions and Parameters Practice
13.1 Booleans
13.2 Logical Operators
13.3 Comparison Operators
13.4 If Statements
13.5 For Loops in JavaScript
13.6 General For Loops
13.7 For Loop Practice
13.8 Random Numbers
13.9 While Loops
13.10 Loop and a Half
23.1 Functions and Parameters 1
23.1 Functions and Parameters 1
23.2 Functions and Parameters 2
23.2 Functions and Parameters 2
23.3 Functions and Parameters 3
23.3 Functions and Parameters 3
23.4 Functions and Return Values 1
23.4 Functions and Return Values 1
23.5 Functions and Return Values 2
23.5 Functions and Return Values 2
23.6 Local Variables and Scope
15.6 Timers
15.7 Random Circles
15.8 Random Ghosts
15.9 Bouncing Ball
15.10 Mouse Events: Mouse Clicked
19.1 Mouse Events: Mouse Moved
19.2 Drawing Lines
19.3 Key Events
19.4 Crazy Ball Game
15.11 Intro to Lists/Arrays
20.1 Indexing Into an Array
15.12 Adding/Removing From an Array
15.13 Array Length and Looping Through Arrays
15.14 Iterating Over an Array
20.2 Finding an Element in a List
20.3 Removing an Element From an Array
21.1 Intro to Objects/Maps
21.2 Basics of Objects
21.3 Iterating Over an Object
21.4 When Do I Use an Object?
21.5 Intro to Sets
21.6 Intro to Grids
21.7 Looping Over a Grid
21.8 Grid Example: Get a Row
21.9 Data Structures Challenges
16.1 Extra Karel Practice
17.1 Extra Karel Puzzles
18.1 Functions and Parameters Practice
Standard
5.5 Hash Function Development
5.5 Hash Function Development
16.1 Programming Concepts
16.1 Programming Concepts
Standard
13.18 Local Variables and Scope
13.11 Random Numbers
13.11 Random Numbers
13.12 While Loops
13.12 While Loops
13.13 Loop and a Half
13.13 Loop and a Half
13.14 Functions and Parameters 1
13.14 Functions and Parameters 1
13.16 Functions and Return Values 1
13.16 Functions and Return Values 1
13.22 Array Length and Looping Through Arrays
13.18 Local Variables and Scope
13.9 For Loops in JavaScript
13.9 For Loops in JavaScript
13.15 Functions and Parameters 2
13.15 Functions and Parameters 2
13.10 For Loop Practice
13.10 For Loop Practice
13.17 Functions and Return Values 2
13.17 Functions and Return Values 2
13.21 Adding/Removing From an Array
13.2 Variables
13.19 Intro to Lists/Arrays
13.19 Intro to Lists/Arrays
13.20 Indexing Into an Array
13.20 Indexing Into an Array
13.3 User Input
13.3 User Input
13.4 Basic Math in JavaScript
13.4 Basic Math in JavaScript
13.21 Adding/Removing From an Array
13.2 Variables
13.5 Booleans
13.5 Booleans
13.6 Logical Operators
13.6 Logical Operators
13.7 Comparison Operators
13.7 Comparison Operators
13.8 If Statements
13.8 If Statements
13.22 Array Length and Looping Through Arrays
Standard
14.18 Local Variables and Scope
14.11 Random Numbers
14.11 Random Numbers
14.12 While Loops
14.12 While Loops
14.13 Loop and a Half
14.13 Loop and a Half
14.14 Functions and Parameters 1
14.14 Functions and Parameters 1
14.16 Functions and Return Values 1
14.16 Functions and Return Values 1
14.22 Array Length and Looping Through Arrays
14.18 Local Variables and Scope
14.9 For Loops in JavaScript
14.9 For Loops in JavaScript
14.15 Functions and Parameters 2
14.15 Functions and Parameters 2
14.10 For Loop Practice
14.10 For Loop Practice
14.17 Functions and Return Values 2
14.17 Functions and Return Values 2
14.21 Adding/Removing From an Array
14.2 Variables
14.19 Intro to Lists/Arrays
14.19 Intro to Lists/Arrays
14.20 Indexing Into an Array
14.20 Indexing Into an Array
14.3 User Input
14.3 User Input
14.4 Basic Math in JavaScript
14.4 Basic Math in JavaScript
14.21 Adding/Removing From an Array
14.2 Variables
14.5 Booleans
14.5 Booleans
14.6 Logical Operators
14.6 Logical Operators
14.7 Comparison Operators
14.7 Comparison Operators
14.8 If Statements
14.8 If Statements
14.22 Array Length and Looping Through Arrays
Standard
2.2 Variables
2.3 User Input
2.4 Basic Math
2.6 Random Numbers
6.1 Booleans
6.2 If/Else Statements
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
10.1 Intro to Arrays
10.2 Adding & Removing from an Array
10.3 Iterating Through an Array
11.1 Intro to Objects
11.4 Iterating Through an Object
16.6 Key Events
16.5 More Mouse Events
16.4 Mouse Click Events
16.3 Collisions
16.2 Stopping Timers
16.1 Timers
15.1 Functions Challenges
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
6.1 Booleans
6.1 Booleans
6.2 Logical Operators
6.2 Logical Operators
6.3 Comparison Operators
6.3 Comparison Operators
6.4 If Statements
6.4 If Statements
6.5 For Loops in JavaScript
6.5 For Loops in JavaScript
6.6 General For Loops
6.6 General For Loops
6.7 For Loop Practice
6.7 For Loop Practice
6.9 While Loops
6.9 While Loops
6.10 Loop and a Half
6.10 Loop and a Half
7.1 Functions and Parameters 1
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
7.5 Functions and Return Values 2
7.6 Timers
7.6 Timers
7.7 Random Circles
7.7 Random Circles
7.8 Random Ghosts
7.8 Random Ghosts
7.9 Bouncing Ball
7.9 Bouncing Ball
7.10 Mouse Events: Mouse Clicked
7.10 Mouse Events: Mouse Clicked
7.11 Intro to Lists/Arrays
7.11 Intro to Lists/Arrays
7.12 Adding/Removing From an Array
7.12 Adding/Removing From an Array
7.13 Array Length and Looping Through Arrays
7.13 Array Length and Looping Through Arrays
7.14 Iterating Over an Array
7.14 Iterating Over an Array
Standard
13.1 Extra Karel Practice
14.1 Extra Karel Puzzles
Standard
5.2 Variables
5.3 User Input
5.4 Basic Math
5.6 Random Numbers
8.2 If/Else Statements
8.3 Logical Operators
8.4 Comparison Operators
8.6 While Loops
8.7 The Break Statement
8.9 For Loops
11.1 Timers
11.2 Stopping Timers
11.3 Collisions
11.4 Mouse Click Events
11.5 More Mouse Events
11.6 Key Events
12.1 Breakout
13.1 Intro to Arrays
13.2 Adding & Removing from an Array
13.3 Iterating Through an Array
Standard
4.7 Hash Function Development
5.1 Project: Classic Cipher Newscast
20.1 Programming Concepts
Standard
3.2 Naming Guidelines
3.2 Naming Guidelines
4.2 Variables
4.2 Variables
4.3 User Input
4.3 User Input
4.4 Parameters
4.4 Parameters
5.1 If Statements
5.1 If Statements
5.2 If/ Else Statements
5.2 If/ Else Statements
5.3 While Loops
5.3 While Loops
6.1 Putting Together Control Structures
6.1 Putting Together Control Structures
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.8 Random Numbers
7.8 Random Numbers
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
17.3 Iterating Over an Object
17.3 Iterating Over an Object
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
15.2 Drawing Lines
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
16.3 Removing an Element From an Array
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
16.1 Indexing Into an Array
16.2 Finding an Element in a List
16.2 Finding an Element in a List
Standard
5.1 Programming Concepts
5.1 Programming Concepts
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
1.5 For Loops
5.3 Variables
5.4 The Draw Loop
5.5 Color Transitions
5.6 Shape Transformations
5.7 Direction
5.8 Mouse Data
5.9 Keyboard Data
5.10 Project: Animate an Emoji
Standard
1.5 For Loops
3.4 Variables
Standard
2.2 Variables and Types
2.2 Variables and Types
2.3 User Input
2.3 User Input
2.4 Mathematical Operators
2.4 Mathematical Operators
2.5 String Operators
2.5 String Operators
2.6 Comments
2.6 Comments
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
6.1 While Loops
6.1 While Loops
6.2 For Loops
6.2 For Loops
6.3 Break and Continue
6.3 Break and Continue
6.4 Nested Control Structures
6.4 Nested Control Structures
Standard
1.1 Functions
1.1 Functions
1.2 Functions and Parameters
1.2 Functions and Parameters
1.4 Functions and Return Values
1.4 Functions and Return Values
1.5 Exceptions
1.5 Exceptions
2.1 Indexing
2.1 Indexing
2.2 Slicing
2.2 Slicing
2.3 Immutability
2.3 Immutability
2.4 Strings and For Loops
2.4 Strings and For Loops
2.5 The in Keyword
2.5 The in Keyword
2.6 String Methods
2.6 String Methods
4.1 Tuples
4.1 Tuples
4.2 Lists
4.2 Lists
4.3 For Loops and Lists
4.3 For Loops and Lists
4.4 List Methods
4.4 List Methods
5.1 2d Lists
5.2 List Comprehensions
5.3 Packing and Unpacking
5.4 Dictionaries
8.1 Classes and Objects
8.1 Classes and Objects
8.2 Methods
8.2 Methods
8.3 Built-In Methods
8.3 Built-In Methods
8.4 Operator Overloading
8.4 Operator Overloading
8.5 Class Variables vs. Instance Variables
8.5 Class Variables vs. Instance Variables
Standard
2.3 Variables
3.4 Your First Sprites
3.5 The Physics of Sprites
4.3 Booleans
4.4 If/Else Statements
Standard
3.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
7.1 If Statements
7.2 If/Else Statements
7.4 While Loops
8.1 Putting Together Control Structures
Standard
3.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
7.1 If Statements
7.2 If/Else Statements
7.4 While Loops
8.1 Putting Together Control Structures
Standard
2.2 Variables and Types
2.2 Variables and Types
2.3 User Input
2.3 User Input
2.4 Mathematical Operators
2.4 Mathematical Operators
2.5 String Operators
2.5 String Operators
2.6 Comments
2.6 Comments
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
6.1 While Loops
6.1 While Loops
6.2 For Loops
6.2 For Loops
6.3 Break and Continue
6.3 Break and Continue
6.4 Nested Control Structures
6.4 Nested Control Structures
9.1 Functions
9.1 Functions
9.2 Functions and Parameters
9.2 Functions and Parameters
9.4 Functions and Return Values
9.4 Functions and Return Values
9.5 Exceptions
9.5 Exceptions
10.1 Indexing
10.1 Indexing
10.2 Slicing
10.2 Slicing
10.3 Immutability
10.3 Immutability
10.4 Strings and For Loops
10.4 Strings and For Loops
10.5 The in Keyword
10.5 The in Keyword
10.6 String Methods
10.6 String Methods
12.1 Tuples
12.1 Tuples
12.2 Lists
12.2 Lists
12.3 For Loops and Lists
12.3 For Loops and Lists
12.4 List Methods
12.4 List Methods
13.1 2d Lists
13.2 List Comprehensions
13.3 Packing and Unpacking
13.4 Dictionaries
16.1 Classes and Objects
16.1 Classes and Objects
16.2 Methods
16.2 Methods
16.3 Built-In Methods
16.3 Built-In Methods
16.4 Operator Overloading
16.4 Operator Overloading
16.5 Class Variables vs. Instance Variables
16.5 Class Variables vs. Instance Variables
Standard
2.2 Variables and Types
2.2 Variables and Types
2.3 User Input
2.3 User Input
2.4 Mathematical Operators
2.4 Mathematical Operators
2.5 String Operators
2.5 String Operators
2.6 Comments
2.6 Comments
4.1 Booleans
4.1 Booleans
4.2 If Statements
4.2 If Statements
4.3 Comparison Operators
4.3 Comparison Operators
4.4 Logical Operators
4.4 Logical Operators
4.5 Floating Point Numbers and Rounding
4.5 Floating Point Numbers and Rounding
6.1 While Loops
6.1 While Loops
6.2 For Loops
6.2 For Loops
6.3 Break and Continue
6.3 Break and Continue
6.4 Nested Control Structures
6.4 Nested Control Structures
11.10 Variables
11.13 User Input
11.14 Parameters
11.18 If Statements
11.19 If/Else Statements
11.20 While Loops
11.21 Putting Together Control Structures
Standard
1.1 Functions
1.1 Functions
1.2 Functions and Parameters
1.2 Functions and Parameters
1.4 Functions and Return Values
1.4 Functions and Return Values
1.5 Exceptions
1.5 Exceptions
2.1 Indexing
2.1 Indexing
2.2 Slicing
2.2 Slicing
2.3 Immutability
2.3 Immutability
2.4 Strings and For Loops
2.4 Strings and For Loops
2.5 The in Keyword
2.5 The in Keyword
2.6 String Methods
2.6 String Methods
4.1 Tuples
4.1 Tuples
4.2 Lists
4.2 Lists
4.3 For Loops and Lists
4.3 For Loops and Lists
4.4 List Methods
4.4 List Methods
5.1 2d Lists
5.2 List Comprehensions
5.3 Packing and Unpacking
5.4 Dictionaries
13.1 Project: Who Said It?
13.1 Project: Who Said It?
9.9 Modules
9.9 Modules
9.8 Namespaces
9.8 Namespaces
9.7 Hidden Attributes
9.7 Hidden Attributes
9.6 Inheritance
9.6 Inheritance
9.5 Class Variables vs. Instance Variables
9.5 Class Variables vs. Instance Variables
9.4 Operator Overloading
9.4 Operator Overloading
9.3 Built-In Methods
9.3 Built-In Methods
9.2 Methods
9.2 Methods
9.1 Classes and Objects
9.1 Classes and Objects
Standard
8.18 Local Variables and Scope
8.11 Random Numbers
8.11 Random Numbers
8.12 While Loops
8.12 While Loops
8.13 Loop and a Half
8.13 Loop and a Half
8.14 Functions and Parameters 1
8.14 Functions and Parameters 1
8.16 Functions and Return Values 1
8.16 Functions and Return Values 1
8.22 Array Length and Looping Through Arrays
8.18 Local Variables and Scope
8.9 For Loops in JavaScript
8.9 For Loops in JavaScript
8.15 Functions and Parameters 2
8.15 Functions and Parameters 2
8.10 For Loop Practice
8.10 For Loop Practice
8.17 Functions and Return Values 2
8.17 Functions and Return Values 2
8.21 Adding/Removing From an Array
8.2 Variables
8.19 Intro to Lists/Arrays
8.19 Intro to Lists/Arrays
8.20 Indexing Into an Array
8.20 Indexing Into an Array
8.3 User Input
8.3 User Input
8.4 Basic Math in JavaScript
8.4 Basic Math in JavaScript
8.21 Adding/Removing From an Array
8.2 Variables
8.5 Booleans
8.5 Booleans
8.6 Logical Operators
8.6 Logical Operators
8.7 Comparison Operators
8.7 Comparison Operators
8.8 If Statements
8.8 If Statements
8.22 Array Length and Looping Through Arrays
Standard
12.18 Local Variables and Scope
12.11 Random Numbers
12.11 Random Numbers
12.12 While Loops
12.12 While Loops
12.13 Loop and a Half
12.13 Loop and a Half
12.14 Functions and Parameters 1
12.14 Functions and Parameters 1
12.16 Functions and Return Values 1
12.16 Functions and Return Values 1
12.22 Array Length and Looping Through Arrays
12.18 Local Variables and Scope
12.9 For Loops in JavaScript
12.9 For Loops in JavaScript
12.15 Functions and Parameters 2
12.15 Functions and Parameters 2
12.10 For Loop Practice
12.10 For Loop Practice
12.17 Functions and Return Values 2
12.17 Functions and Return Values 2
12.21 Adding/Removing From an Array
12.2 Variables
12.19 Intro to Lists/Arrays
12.19 Intro to Lists/Arrays
12.20 Indexing Into an Array
12.20 Indexing Into an Array
12.3 User Input
12.3 User Input
12.4 Basic Math in JavaScript
12.4 Basic Math in JavaScript
12.21 Adding/Removing From an Array
12.2 Variables
12.5 Booleans
12.5 Booleans
12.6 Logical Operators
12.6 Logical Operators
12.7 Comparison Operators
12.7 Comparison Operators
12.8 If Statements
12.8 If Statements
12.22 Array Length and Looping Through Arrays
Standard
1.5 For Loops
4.3 Variables
4.4 The Draw Loop
4.5 Color Transitions
4.6 Shape Transformations
4.7 Direction
4.8 Mouse Data
4.9 Keyboard Data
4.10 Project: Animate an Emoji
5.5 Variables
5.9 Your First Sprites
5.10 The Physics of Sprites
Standard
3.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
7.1 If Statements
7.2 If/Else Statements
7.4 While Loops
8.1 Putting Together Control Structures
Standard
1.7 Naming Guidelines
1.7 Naming Guidelines
1.11 Variables
1.11 Variables
1.12 User Input
1.12 User Input
1.13 Parameters
1.13 Parameters
1.16 If Statements
1.16 If Statements
1.17 If/ Else Statements
1.17 If/ Else Statements
1.18 While Loops
1.18 While Loops
1.19 Putting Together Control Structures
1.19 Putting Together Control Structures
3.4 Variables
12.1 Extra Karel Puzzles
12.1 Extra Karel Puzzles
Standard
5.2 Variables
5.2 Variables
5.3 User Input
5.3 User Input
5.4 Basic Math in JavaScript
5.4 Basic Math in JavaScript
5.5 Using Graphics in JavaScript
5.5 Using Graphics in JavaScript
7.1 Booleans
7.1 Booleans
7.2 Logical Operators
7.2 Logical Operators
7.3 Comparison Operators
7.3 Comparison Operators
7.4 If Statements
7.4 If Statements
7.5 For Loops in JavaScript
7.5 For Loops in JavaScript
7.6 General For Loops
7.6 General For Loops
7.7 For Loop Practice
7.7 For Loop Practice
7.9 While Loops
7.9 While Loops
7.10 Loop and a Half
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.5 Functions and Return Values 2
9.6 Timers
9.6 Timers
9.7 Random Circles
9.7 Random Circles
9.8 Random Ghosts
9.8 Random Ghosts
9.9 Bouncing Ball
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.10 Mouse Events: Mouse Clicked
9.11 Intro to Lists/Arrays
9.11 Intro to Lists/Arrays
9.12 Adding/Removing From an Array
9.12 Adding/Removing From an Array
9.13 Array Length and Looping Through Arrays
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
9.14 Iterating Over an Array
17.3 Iterating Over an Object
14.1 Functions and Parameters Practice
17.4 When Do I Use an Object?
17.4 When Do I Use an Object?
17.5 Intro to Sets
17.5 Intro to Sets
17.6 Intro to Grids
17.6 Intro to Grids
17.7 Looping Over a Grid
17.7 Looping Over a Grid
17.8 Grid Example: Get a Row
17.8 Grid Example: Get a Row
17.9 Data Structures Challenges
17.9 Data Structures Challenges
12.1 Extra Karel Practice
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
13.1 Extra Karel Puzzles
14.1 Functions and Parameters Practice
16.1 Indexing Into an Array
15.1 Mouse Events: Mouse Moved
15.1 Mouse Events: Mouse Moved
15.2 Drawing Lines
15.2 Drawing Lines
15.3 Key Events
15.3 Key Events
15.4 Crazy Ball Game
15.4 Crazy Ball Game
16.1 Indexing Into an Array
17.3 Iterating Over an Object
16.2 Finding an Element in a List
16.2 Finding an Element in a List
16.3 Removing an Element From an Array
16.3 Removing an Element From an Array
17.1 Intro to Objects/Maps
17.1 Intro to Objects/Maps
17.2 Basics of Objects
17.2 Basics of Objects
Standard
6.2 Variables
6.3 User Input
6.4 Basic Math in JavaScript
6.5 Booleans
6.6 Logical Operators
6.7 Comparison Operators
6.8 If Statements
6.9 For Loops in JavaScript
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
6.13 Intro to Lists/Arrays
6.14 Indexing Into an Array
6.15 Adding/Removing From an Array
6.16 Array Length and Looping Through Arrays
Standard
4.5 For Loops
Standard
4.2 Naming Guidelines
5.1 Variables
5.5 User Input
5.6 Parameters
Standard
1.5 For Loops
6.3 Variables
6.4 The Draw Loop
6.5 Color Transitions
6.6 Shape Transformations
6.7 Direction
6.8 Mouse Data
6.9 Keyboard Data