Please enable JavaScript to use CodeHS

NH 3A: 3A-AP-17

CodeHS Lessons

Decompose problems into smaller components through systematic analysis, using constructs such as procedures, modules, and/or objects.

Standard
1.4 Functions in Karel
1.5 The Main Function
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.8 Super Karel
1.9 For Loops
1.10 If Statements and Conditionals
1.11 If/Else Statements
1.12 While Loops
1.13 How to Indent Your Code
1.14 Control Structures Example
1.15 More Karel Examples and Testing
2.1 Challenge Problems
3.1 Hello World
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
17.1 Functions and Parameters Practice
22.4 Grid Example: Get a Row
22.3 Looping Over a Grid
22.2 Intro to Grids
22.1 Intro to Sets
21.4 Iterating Through an Object
21.1 Intro to Objects
20.3 Iterating Through an Array
20.2 Adding & Removing from an Array
20.1 Intro to Arrays
16.1 Extra Karel Practice
19.3 Animation Practice
18.1 Prime Numbers
19.1 Snake Game
19.2 Fun Graphics Challenges
27.1 Game Design: Helicopter
26.1 Tic Tac Toe
24.1 Visualizing Music
25.2 Connect Four
25.1 Conway's Game of Life
19.4 Crazy Ball Game
Standard
2.4 Functions in Karel
2.5 Top Down Design and Decomposition in Karel
23.1 Classes and Objects
23.1 Classes and Objects
23.5 Class Variables vs. Instance Variables
23.5 Class Variables vs. Instance Variables
23.6 Inheritance
23.6 Inheritance
23.9 Modules
23.9 Modules
21.1 Project: Who Said It?
21.1 Project: Who Said It?
Standard
2.1 Objects: Instances of Classes
2.4 Calling a Void Method
2.6 Calling a Non-void Method
5.1 Writing Classes
Standard
1.5 Functions in Karel
1.7 Top Down Design and Decomposition in Karel
2.1 Practice PT: Pair-Programming Paint!
5.1 Functions and Parameters 1
5.2 Functions and Parameters 2
5.3 Functions and Parameters 3
5.4 Functions and Return Values 1
5.5 Functions and Return Values 2
5.7 JavaScript vs Karel
5.8 Basic JavaScript and Graphics Challenges
6.1 Project: Tell a Story
9.1 Practice PT: Steganography
10.1 Practice PT: Create an Image Filter!
16.1 Create Performance Task
Standard
1.5 Functions in Karel
1.6 Top Down Design and Decomposition in Karel
2.1 Practice PT: Pair-Programming Paint!
5.1 Functions and Parameters 1
5.2 Functions and Parameters 2
5.3 Functions and Parameters 3
5.4 Functions and Return Values 1
5.5 Functions and Return Values 2
5.8 Python vs Karel
5.9 Basic Python and Graphics Challenges
6.1 Practice PT: Tell a Story
9.1 Practice PT: Steganography
10.1 Practice PT: Create an Image Filter!
16.1 Create Performance Task
29.1 Project: Who Said It?
29.1 Project: Who Said It?
27.1 Classes and Objects
27.1 Classes and Objects
27.5 Class Variables vs. Instance Variables
27.5 Class Variables vs. Instance Variables
27.6 Inheritance
27.6 Inheritance
27.9 Modules
27.9 Modules
Standard
1.5 Functions in Karel
1.7 Top Down Design and Decomposition in Karel
2.1 Practice PT: Pair-Programming Paint!
5.1 Functions and Parameters 1
5.2 Functions and Parameters 2
5.3 Functions and Parameters 3
5.4 Functions and Return Values 1
5.5 Functions and Return Values 2
5.7 JavaScript vs Karel
5.8 Basic JavaScript and Graphics Challenges
6.1 Project: Tell a Story
12.1 Practice PT: Create an Image Filter!
19.1 Create Performance Task
31.1 Practice PT: Steganography
Standard
1.6 Functions in HTML
4.4 JavaScript Objects
4.10 For/In Loops
9.22 Array Length and Looping Through Arrays
9.17 Functions and Return Values 2
9.22 Array Length and Looping Through Arrays
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
9.18 Local Variables and Scope
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
9.4 Basic Math in JavaScript
9.1 Hello World
9.1 Hello World
9.2 Variables
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
9.8 If Statements
9.4 Basic Math in JavaScript
9.21 Adding/Removing From an Array
9.21 Adding/Removing From an Array
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
Standard
22.8 Random Numbers
22.7 For Loop Practice
22.7 For Loop Practice
22.6 General For Loops
22.6 General For Loops
22.5 For Loops in JavaScript
22.5 For Loops in JavaScript
22.10 Loop and a Half
22.10 Loop and a Half
22.9 While Loops
22.9 While Loops
21.1 Challenge Problems
22.8 Random Numbers
22.4 If Statements
22.4 If Statements
22.3 Comparison Operators
22.3 Comparison Operators
22.2 Logical Operators
22.2 Logical Operators
22.1 Booleans
22.1 Booleans
21.1 Challenge Problems
Standard
1.4 Functions in Karel
1.5 The Main Function
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.8 Super Karel
1.9 For Loops
1.10 If Statements and Conditionals
1.11 If/Else Statements
1.12 While Loops
1.13 How to Indent Your Code
1.14 Control Structures Example
1.15 More Karel Examples and Testing
1.16 Challenge Problems
2.1 Hello World
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
20.1 Connect Four
27.1 Conway's Game of Life
22.4 Grid Example: Get a Row
22.3 Looping Over a Grid
22.2 Intro to Grids
22.1 Intro to Sets
29.1 Visualizing Music
26.3 Crazy Ball Game
26.2 Animation Practice
26.1 Fun Graphics Challenges
25.1 Prime Numbers
24.1 Functions and Parameters Practice
23.1 Extra Karel Practice
Standard
1.4 Functions in Karel
1.5 The Main Function
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.8 Super Karel
1.9 For Loops
1.10 If Statements and Conditionals
1.11 If/Else Statements
1.12 While Loops
1.13 How to Indent Your Code
1.14 Control Structures Example
1.15 More Karel Examples and Testing
2.1 Challenge Problems
3.1 Hello World
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
20.4 Grid Example: Get a Row
20.3 Looping Over a Grid
20.2 Intro to Grids
20.1 Intro to Sets
27.2 Connect Four
27.1 Conway's Game of Life
26.1 Visualizing Music
24.4 Crazy Ball Game
24.3 Animation Practice
24.2 Fun Graphics Challenges
24.1 Snake Game
23.1 Prime Numbers
22.1 Functions and Parameters Practice
21.1 Extra Karel Practice
Standard
1.4 Functions in Karel
1.5 The Main Function
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.8 Super Karel
1.9 For Loops
1.10 If Statements and Conditionals
1.11 If/Else Statements
1.12 While Loops
1.13 How to Indent Your Code
1.14 Control Structures Example
1.15 More Karel Examples and Testing
2.1 Challenge Problems
3.1 Hello World
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
18.1 Visualizing Music
23.1 Conway's Game of Life
23.2 Connect Four
24.1 Tic Tac Toe
25.1 Game Design: Helicopter
20.1 Intro to Arrays
20.2 Adding & Removing from an Array
20.3 Iterating Through an Array
21.1 Intro to Objects
21.4 Iterating Through an Object
22.1 Intro to Sets
22.2 Intro to Grids
22.3 Looping Over a Grid
22.4 Grid Example: Get a Row
17.4 Crazy Ball Game
17.3 Animation Practice
17.2 Fun Graphics Challenges
17.1 Snake Game
16.1 Prime Numbers
15.1 Functions and Parameters Practice
14.1 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
6.4 Using Methods to Update String States
6.4 Using Methods to Update String States
Standard
6.4 Using Methods to Update String States
6.4 Using Methods to Update String States
Standard
3.6 Top Down Design
Standard
3.6 Top Down Design
Standard
4.3 Booleans
4.4 If/Else Statements
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
11.1 Extra Karel Practice
11.1 Extra Karel Practice
13.10 Top Down Design
13.10 Top Down Design
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Super Karel
2.8 Super Karel
2.9 For Loops
2.9 For Loops
2.10 If Statements
2.10 If Statements
2.11 If/Else Statements
2.11 If/Else Statements
2.12 While Loops in Karel
2.12 While Loops in Karel
2.13 Control Structures Example
2.13 Control Structures Example
2.14 More Karel Examples and Testing
2.14 More Karel Examples and Testing
2.15 How to Indent Your Code
2.15 How to Indent Your Code
3.10 Top Down Design
3.10 Top Down Design
4.1 Extra Karel Practice
4.1 Extra Karel Practice
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Super Karel
2.8 Super Karel
2.9 For Loops
2.9 For Loops
2.10 If Statements
2.10 If Statements
2.11 If/Else Statements
2.11 If/Else Statements
2.12 While Loops in Karel
2.12 While Loops in Karel
2.13 Control Structures Example
2.13 Control Structures Example
2.14 More Karel Examples and Testing
2.14 More Karel Examples and Testing
2.15 How to Indent Your Code
2.15 How to Indent Your Code
3.1 Hello World
3.1 Hello World
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
4.1 Extra Karel Practice
4.1 Extra Karel Practice
6.10 Top Down Design
6.10 Top Down Design
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
Standard
7.1 Writing BlackJack
7.1 Writing BlackJack
8.1 Mad Libs
8.1 Mad Libs
Standard
1.10 Top Down Design
1.10 Top Down Design
3.3 Comments & Pseudocode
7.4 Functions
12.1 Arduino Challenges
12.4 Final Project
14.1 Classes and Objects
14.1 Classes and Objects
14.5 Class Variables vs. Instance Variables
14.5 Class Variables vs. Instance Variables
14.6 Inheritance
14.6 Inheritance
14.9 Modules
14.9 Modules
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
2.1 Challenge Problems
2.1 Challenge Problems
3.1 Hello World
3.1 Hello World
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
5.3 Comments & Pseudocode
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
10.4 Functions
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
14.1 Arduino Challenges
14.4 Final Project
18.1 Extra Karel Practice
18.1 Extra Karel Practice
20.1 Functions and Parameters Practice
20.1 Functions and Parameters Practice
21.1 Tic Tac Toe
21.1 Tic Tac Toe
22.1 Game Design: Helicopter
22.1 Game Design: Helicopter
Standard
3.5 Top Down Design
3.5 Top Down Design
5.3 Comments & Pseudocode
7.5 Functions
9.1 micro:bit Challenges
9.4 Final Project
Standard
2.3 Comments & Pseudocode
7.5 Functions
10.1 micro:bit Challenges
10.4 Final Project
Standard
1.3 Comments & Pseudocode
2.5 Functions
3.1 micro:bit Challenges
3.4 Final Project
Standard
1.3 Comments & Pseudocode
2.4 Functions
3.1 Arduino Challenges
3.4 Final Project
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
5.1 Hello World
5.1 Hello World
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
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
16.1 Indexing Into an Array
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
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
12.1 Extra Karel Practice
12.1 Extra Karel Practice
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
Standard
1.10 Top Down Design
1.10 Top Down Design
3.3 Comments & Pseudocode
11.11 If/Else Statements
15.4 Final Project
15.1 micro:bit Challenges
14.5 Functions
11.15 How to Indent Your Code
11.15 How to Indent Your Code
11.14 More Karel Examples and Testing
11.14 More Karel Examples and Testing
11.13 Control Structures Example
11.13 Control Structures Example
11.12 While Loops in Karel
11.12 While Loops in Karel
11.4 Functions in Karel
11.11 If/Else Statements
11.10 If Statements
11.10 If Statements
11.9 For Loops
11.9 For Loops
11.8 Super Karel
11.8 Super Karel
11.7 Commenting Your Code
11.7 Commenting Your Code
11.6 Top Down Design and Decomposition in Karel
11.6 Top Down Design and Decomposition in Karel
11.5 The Start Function
11.5 The Start Function
11.4 Functions in Karel
Standard
7.1 Pokemon Simulation
7.1 Pokemon Simulation
9.1 Java Outside of CodeHS
9.1 Java Outside of CodeHS
8.1 Mad Libs
8.1 Mad Libs
Standard
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
1.16 Karel Challenges
1.16 Karel Challenges
2.8 Comparison Operators
2.8 Comparison Operators
2.9 For Loops
2.9 For Loops
2.10 While Loops
2.10 While Loops
2.11 If Statements
2.11 If Statements
2.12 Loop-and-a-Half
2.12 Loop-and-a-Half
2.13 Short-Circuit Evaluation
2.13 Short-Circuit Evaluation
2.14 De Morgan's Laws
2.14 De Morgan's Laws
2.15 Strings
2.15 Strings
3.1 Java Methods
3.1 Java Methods
3.2 Methods and Parameters
3.2 Methods and Parameters
3.3 Methods and Return Values
3.3 Methods and Return Values
3.4 Javadocs and More Methods
3.4 Javadocs and More Methods
3.5 Strings Methods
3.5 Strings Methods
3.6 Strings and Characters
3.6 Strings and Characters
3.7 Exceptions
3.7 Exceptions
3.8 String Processing
3.8 String Processing
4.1 Introduction to Classes and Objects
4.1 Introduction to Classes and Objects
4.2 Classes vs. Objects
4.2 Classes vs. Objects
4.3 Using a Class as a Client
4.3 Using a Class as a Client
4.4 Writing Classes
4.4 Writing Classes
4.5 Writing Classes and Instance Methods
4.5 Writing Classes and Instance Methods
4.6 Getter and Setter Methods
4.6 Getter and Setter Methods
4.7 Class Methods and Class Variables
4.7 Class Methods and Class Variables
4.9 Method Overloading
4.9 Method Overloading
4.10 Local Variables and Scope
4.10 Local Variables and Scope
4.11 Key Terms for Classes
4.11 Key Terms for Classes
4.12 Objects vs Primitives
4.12 Objects vs Primitives
4.13 Inheritance
4.13 Inheritance
4.14 Class Design and Abstract Classes
4.14 Class Design and Abstract Classes
4.15 Polymorphism
4.15 Polymorphism
4.17 Interfaces
4.17 Interfaces
5.1 What are Data Structures?
5.1 What are Data Structures?
5.2 Introduction to Arrays
5.2 Introduction to Arrays
5.3 Using Arrays
5.3 Using Arrays
5.5 ArrayList Methods
5.5 ArrayList Methods
5.6 Arrays vs ArrayLists
5.6 Arrays vs ArrayLists
5.8 The List Interface
5.8 The List Interface
5.9 2D Arrays (Matrices or Grids)
5.9 2D Arrays (Matrices or Grids)
5.11 HashMaps
5.11 HashMaps
5.12 Binary
5.12 Binary
6.1 Writing BlackJack
6.1 Writing BlackJack
8.1 What is an Algorithm?
8.1 What is an Algorithm?
8.2 Linear Search
8.2 Linear Search
8.3 Binary Search
8.3 Binary Search
8.4 Selection Sort
8.4 Selection Sort
8.5 Insertion Sort
8.5 Insertion Sort
8.6 Advanced: Recursion
8.6 Advanced: Recursion
8.7 Mergesort
8.7 Mergesort
10.1 Final Project
10.1 Final Project
11.1 Pokemon Simulation
11.1 Pokemon Simulation
13.1 Java Outside of CodeHS
13.1 Java Outside of CodeHS
12.1 Mad Libs
12.1 Mad Libs
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
2.1 Challenge Problems
2.1 Challenge Problems
3.1 Hello World
3.1 Hello World
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
5.8 Random Numbers
5.8 Random Numbers
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
7.6 Local Variables and Scope
7.6 Local Variables and Scope
8.1 Functions Challenges
8.1 Functions Challenges
9.1 Timers
9.1 Timers
9.2 Random Circles
9.2 Random Circles
9.3 Random Ghosts
9.3 Random Ghosts
9.4 Bouncing Ball
9.4 Bouncing Ball
9.5 Mouse Events: Mouse Clicked
9.5 Mouse Events: Mouse Clicked
9.6 Mouse Events: Mouse Moved
9.6 Mouse Events: Mouse Moved
9.7 Drawing Lines
9.7 Drawing Lines
9.8 Key Events
9.8 Key Events
9.9 Crazy Ball Game
9.9 Crazy Ball Game
11.1 Breakout
11.1 Breakout
25.1 Intro to Lists/Arrays
25.1 Intro to Lists/Arrays
25.2 Indexing Into an Array
25.2 Indexing Into an Array
25.3 Adding/Removing From an Array
25.3 Adding/Removing From an Array
25.4 Array Length and Looping Through Arrays
25.4 Array Length and Looping Through Arrays
25.5 Iterating Over an Array
25.5 Iterating Over an Array
25.6 Finding an Element in a List
25.6 Finding an Element in a List
25.7 Removing an Element From an Array
25.7 Removing an Element From an Array
25.8 Intro to Objects/Maps
25.8 Intro to Objects/Maps
25.9 Basics of Objects
25.9 Basics of Objects
25.10 Iterating Over an Object
25.10 Iterating Over an Object
25.11 When Do I Use an Object?
25.11 When Do I Use an Object?
25.12 Intro to Sets
25.12 Intro to Sets
25.13 Intro to Grids
25.13 Intro to Grids
25.14 Looping Over a Grid
25.14 Looping Over a Grid
25.15 Grid Example: Get a Row
25.15 Grid Example: Get a Row
25.16 Data Structures Challenges
25.16 Data Structures Challenges
27.1 Game Design: Helicopter
27.1 Game Design: Helicopter
17.1 Functions and Parameters Practice
17.1 Functions and Parameters Practice
15.1 Extra Karel Practice
15.1 Extra Karel Practice
18.1 Prime Numbers
18.1 Prime Numbers
19.1 Fun Snake
19.1 Fun Snake
19.2 Fun Graphics Challenges
19.2 Fun Graphics Challenges
20.1 Conway's Game of Life
20.1 Conway's Game of Life
20.2 Connect Four
20.2 Connect Four
21.1 Evolution Simulation
21.1 Evolution Simulation
26.1 Tic Tac Toe
26.1 Tic Tac Toe
24.1 Visualizing Music
24.1 Visualizing Music
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
2.1 Challenge Problems
2.1 Challenge Problems
3.1 Hello World
3.1 Hello World
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
5.8 Random Numbers
5.8 Random Numbers
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
7.6 Local Variables and Scope
7.6 Local Variables and Scope
8.1 Functions Challenges
8.1 Functions Challenges
9.1 Timers
9.1 Timers
9.2 Random Circles
9.2 Random Circles
9.3 Random Ghosts
9.3 Random Ghosts
9.4 Bouncing Ball
9.4 Bouncing Ball
9.5 Mouse Events: Mouse Clicked
9.5 Mouse Events: Mouse Clicked
9.6 Mouse Events: Mouse Moved
9.6 Mouse Events: Mouse Moved
9.7 Drawing Lines
9.7 Drawing Lines
9.8 Key Events
9.8 Key Events
9.9 Crazy Ball Game
9.9 Crazy Ball Game
11.1 Breakout
11.1 Breakout
12.1 Intro to Lists/Arrays
12.1 Intro to Lists/Arrays
12.2 Indexing Into an Array
12.2 Indexing Into an Array
12.3 Adding/Removing From an Array
12.3 Adding/Removing From an Array
12.4 Array Length and Looping Through Arrays
12.4 Array Length and Looping Through Arrays
12.5 Iterating Over an Array
12.5 Iterating Over an Array
12.6 Finding an Element in a List
12.6 Finding an Element in a List
12.7 Removing an Element From an Array
12.7 Removing an Element From an Array
12.8 Intro to Objects/Maps
12.8 Intro to Objects/Maps
12.9 Basics of Objects
12.9 Basics of Objects
12.10 Iterating Over an Object
12.10 Iterating Over an Object
12.11 When Do I Use an Object?
12.11 When Do I Use an Object?
12.12 Intro to Sets
12.12 Intro to Sets
12.13 Intro to Grids
12.13 Intro to Grids
12.14 Looping Over a Grid
12.14 Looping Over a Grid
12.15 Grid Example: Get a Row
12.15 Grid Example: Get a Row
12.16 Data Structures Challenges
12.16 Data Structures Challenges
13.1 Tic Tac Toe
13.1 Tic Tac Toe
14.1 Game Design: Helicopter
14.1 Game Design: Helicopter
20.1 Functions and Parameters Practice
20.1 Functions and Parameters Practice
18.1 Extra Karel Practice
18.1 Extra Karel Practice
21.1 Prime Numbers
21.1 Prime Numbers
22.1 Fun Snake
22.1 Fun Snake
22.2 Fun Graphics Challenges
22.2 Fun Graphics Challenges
23.1 Conway's Game of Life
23.1 Conway's Game of Life
23.2 Connect Four
23.2 Connect Four
24.1 Evolution Simulation
24.1 Evolution Simulation
28.1 Visualizing Music
28.1 Visualizing Music
Standard
1.4 Functions in Karel
1.4 Functions in Karel
1.5 The Start Function
1.5 The Start Function
1.6 Top Down Design and Decomposition in Karel
1.6 Top Down Design and Decomposition in Karel
1.7 Commenting Your Code
1.7 Commenting Your Code
1.8 Super Karel
1.8 Super Karel
1.9 For Loops
1.9 For Loops
1.10 If Statements
1.10 If Statements
1.11 If/Else Statements
1.11 If/Else Statements
1.12 While Loops in Karel
1.12 While Loops in Karel
1.13 Control Structures Example
1.13 Control Structures Example
1.14 More Karel Examples and Testing
1.14 More Karel Examples and Testing
1.15 How to Indent Your Code
1.15 How to Indent Your Code
2.1 Challenge Problems
2.1 Challenge Problems
3.1 Hello World
3.1 Hello World
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
5.8 Random Numbers
5.8 Random Numbers
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
7.6 Local Variables and Scope
7.6 Local Variables and Scope
9.1 Functions Challenges
9.1 Functions Challenges
9.1 Functions Challenges
9.1 Functions Challenges
21.1 Intro to Lists/Arrays
21.1 Intro to Lists/Arrays
21.2 Indexing Into an Array
21.2 Indexing Into an Array
21.3 Adding/Removing From an Array
21.3 Adding/Removing From an Array
21.4 Array Length and Looping Through Arrays
21.4 Array Length and Looping Through Arrays
21.5 Iterating Over an Array
21.5 Iterating Over an Array
21.6 Finding an Element in a List
21.6 Finding an Element in a List
21.7 Removing an Element From an Array
21.7 Removing an Element From an Array
21.8 Intro to Objects/Maps
21.8 Intro to Objects/Maps
21.9 Basics of Objects
21.9 Basics of Objects
21.10 Iterating Over an Object
21.10 Iterating Over an Object
21.11 When Do I Use an Object?
21.11 When Do I Use an Object?
21.12 Intro to Sets
21.12 Intro to Sets
21.13 Intro to Grids
21.13 Intro to Grids
21.14 Looping Over a Grid
21.14 Looping Over a Grid
21.15 Grid Example: Get a Row
21.15 Grid Example: Get a Row
21.16 Data Structures Challenges
21.16 Data Structures Challenges
23.1 Game Design: Helicopter
23.1 Game Design: Helicopter
12.1 Functions and Parameters Practice
12.1 Functions and Parameters Practice
10.1 Extra Karel Practice
10.1 Extra Karel Practice
13.1 Prime Numbers
13.1 Prime Numbers
14.1 Fun Snake
14.1 Fun Snake
14.2 Fun Graphics Challenges
14.2 Fun Graphics Challenges
15.1 Conway's Game of Life
15.1 Conway's Game of Life
15.2 Connect Four
15.2 Connect Four
16.1 Evolution Simulation
16.1 Evolution Simulation
22.1 Tic Tac Toe
22.1 Tic Tac Toe
20.1 Visualizing Music
20.1 Visualizing Music
Standard
3.5 Top Down Design
3.5 Top Down Design
10.5 Functions in Karel
10.6 Top Down Design and Decomposition in Karel
Standard
2.10 Top Down Design
2.10 Top Down Design
12.1 Classes and Objects
12.1 Classes and Objects
12.5 Class Variables vs. Instance Variables
12.5 Class Variables vs. Instance Variables
12.6 Inheritance
12.6 Inheritance
12.9 Modules
12.9 Modules
16.1 Project: Who Said It?
16.1 Project: Who Said It?
23.5 Functions in Karel
23.6 Top Down Design and Decomposition in Karel
Standard
6.5 Functions in HTML
9.4 JavaScript Objects
9.10 For/In Loops
14.12 Functions and Return Values 1
14.16 Array Length and Looping Through Arrays
14.15 Adding/Removing From an Array
14.14 Indexing Into an Array
14.13 Intro to Lists/Arrays
14.11 Functions and Parameters 2
14.10 Functions and Parameters 1
14.9 For Loops in JavaScript
14.8 If Statements
14.7 Comparison Operators
14.6 Logical Operators
14.5 Booleans
14.4 Basic Math in JavaScript
14.3 User Input
14.2 Variables
14.1 Hello World
Standard
4.1 Objects: Instances of Classes
4.4 Calling a Void Method
4.6 Calling a Non-void Method
8.1 Writing Classes
9.1 What are Data Structures?
9.2 Introduction to Arrays
9.3 Using Arrays
9.5 ArrayList Methods
9.6 Arrays vs ArrayLists
9.8 The List Interface
9.9 2D Arrays
9.11 HashMaps
9.12 Binary
10.1 What is an Algorithm?
10.2 Linear Search
10.3 Binary Search
10.4 Selection Sort
10.5 Insertion Sort
10.7 Mergesort
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
5.1 Hello World
5.1 Hello World
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
12.1 Extra Karel Practice
12.1 Extra Karel Practice
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
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
16.1 Indexing Into an Array
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
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
Standard
1.10 Simulation
1.10 Simulation
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
6.1 What is Code
6.1 What is Code
6.2 Hello World
6.2 Hello World
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
10.6 Local Variables and Scope
10.6 Local Variables and Scope
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
15.1 Extra Karel Practice
15.1 Extra Karel Practice
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
18.2 Drawing Lines
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
13.3 Removing an Element From 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
Standard
1.10 Simulation
1.10 Simulation
2.10 Top Down Design
2.10 Top Down Design
18.1 Project: Who Said It?
18.1 Project: Who Said It?
Standard
3.4 Functions in Karel
3.4 Functions in Karel
3.5 The Start Function
3.5 The Start Function
3.6 Top Down Design and Decomposition in Karel
3.6 Top Down Design and Decomposition in Karel
3.7 Commenting Your Code
3.7 Commenting Your Code
3.8 Abstraction
3.8 Abstraction
3.9 Super Karel
3.9 Super Karel
3.10 For Loops
3.10 For Loops
3.11 If Statements
3.11 If Statements
3.12 If/Else Statements
3.12 If/Else Statements
3.13 While Loops in Karel
3.13 While Loops in Karel
3.14 Control Structures Example
3.14 Control Structures Example
3.15 More Karel Examples and Testing
3.15 More Karel Examples and Testing
3.16 How to Indent Your Code
3.16 How to Indent Your Code
4.2 Challenge Problems
4.2 Challenge Problems
6.1 Hello World
6.1 Hello World
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
13.1 Extra Karel Practice
13.1 Extra Karel Practice
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 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
17.3 Removing an Element From 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
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
5.1 Hello World
5.1 Hello World
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
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
16.1 Indexing Into an Array
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
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
12.1 Extra Karel Practice
12.1 Extra Karel Practice
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
Standard
1.10 Top Down Design
1.10 Top Down Design
3.3 Comments & Pseudocode
11.11 If/Else Statements
15.4 Final Project
15.1 micro:bit Challenges
14.5 Functions
11.15 How to Indent Your Code
11.15 How to Indent Your Code
11.14 More Karel Examples and Testing
11.14 More Karel Examples and Testing
11.13 Control Structures Example
11.13 Control Structures Example
11.12 While Loops in Karel
11.12 While Loops in Karel
11.4 Functions in Karel
11.11 If/Else Statements
11.10 If Statements
11.10 If Statements
11.9 For Loops
11.9 For Loops
11.8 Super Karel
11.8 Super Karel
11.7 Commenting Your Code
11.7 Commenting Your Code
11.6 Top Down Design and Decomposition in Karel
11.6 Top Down Design and Decomposition in Karel
11.5 The Start Function
11.5 The Start Function
11.4 Functions in Karel
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
5.1 Hello World
5.1 Hello World
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
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
16.1 Indexing Into an Array
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
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
12.1 Extra Karel Practice
12.1 Extra Karel Practice
14.1 Functions and Parameters Practice
14.1 Functions and Parameters Practice
Standard
1.10 Top Down Design
1.10 Top Down Design
3.3 Comments & Pseudocode
11.11 If/Else Statements
15.4 Final Project
15.1 micro:bit Challenges
14.5 Functions
11.15 How to Indent Your Code
11.15 How to Indent Your Code
11.14 More Karel Examples and Testing
11.14 More Karel Examples and Testing
11.13 Control Structures Example
11.13 Control Structures Example
11.12 While Loops in Karel
11.12 While Loops in Karel
11.4 Functions in Karel
11.11 If/Else Statements
11.10 If Statements
11.10 If Statements
11.9 For Loops
11.9 For Loops
11.8 Super Karel
11.8 Super Karel
11.7 Commenting Your Code
11.7 Commenting Your Code
11.6 Top Down Design and Decomposition in Karel
11.6 Top Down Design and Decomposition in Karel
11.5 The Start Function
11.5 The Start Function
11.4 Functions in Karel
Standard
1.10 Simulation
1.10 Simulation
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
6.1 Hello World
6.1 Hello World
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
14.1 Extra Karel Practice
14.1 Extra Karel Practice
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
17.2 Drawing Lines
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
18.3 Removing an Element From 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
Standard
3.10 Top Down Design
3.10 Top Down Design
4.1 Practice PT: Pair-Programming Paint!
4.1 Practice PT: Pair-Programming Paint!
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel
2.10 For Loops
2.10 For Loops
2.11 If Statements
2.11 If Statements
2.12 If/Else Statements
2.12 If/Else Statements
2.13 While Loops in Karel
2.13 While Loops in Karel
2.14 Control Structures Example
2.14 Control Structures Example
2.15 More Karel Examples and Testing
2.15 More Karel Examples and Testing
2.16 How to Indent Your Code
2.16 How to Indent Your Code
3.2 Challenge Problems
3.2 Challenge Problems
10.2 Hello World
10.2 Hello World
10.3 Variables
10.3 Variables
10.4 User Input
10.4 User Input
10.5 Basic Math in JavaScript
10.5 Basic Math in JavaScript
10.6 Using Graphics in JavaScript
10.6 Using Graphics in JavaScript
15.2 Logical Operators
13.1 Extra Karel Practice
13.1 Extra Karel Practice
15.1 Booleans
15.1 Booleans
15.2 Logical Operators
15.10 Loop and a Half
15.3 Comparison Operators
15.3 Comparison Operators
15.4 If Statements
15.4 If Statements
15.8 Random Numbers
15.8 Random Numbers
15.9 While Loops
15.9 While Loops
15.10 Loop and a Half
15.7 For Loop Practice
15.7 For Loop Practice
15.6 General For Loops
15.6 General For Loops
15.5 For Loops in JavaScript
15.5 For Loops in JavaScript
Standard
1.4 Functions in Karel
1.6 Top Down Design and Decomposition in Karel
2.1 Practice PT: Pair-Programming Paint!
5.1 Functions and Parameters 1
5.2 Functions and Parameters 2
5.3 Functions and Parameters 3
5.4 Functions and Return Values 1
5.5 Functions and Return Values 2
5.7 JavaScript vs Karel
5.8 Basic JavaScript and Graphics Challenges
6.1 Project: Tell a Story
9.1 Practice PT: Steganography
10.1 Practice PT: Create an Image Filter!
Standard
2.4 Functions in Karel
2.4 Functions in Karel
2.5 The Start Function
2.5 The Start Function
2.6 Top Down Design and Decomposition in Karel
2.6 Top Down Design and Decomposition in Karel
2.7 Commenting Your Code
2.7 Commenting Your Code
2.8 Abstraction
2.8 Abstraction
2.9 Super Karel
2.9 Super Karel