Please enable JavaScript to use CodeHS

CSTA 2: 2-AP-14

CodeHS Lessons

Create procedures with parameters to organize code and make it easier to reuse.

Standard
3.6 Random Numbers
6.2 If/Else Statements
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
10.6 Key Events
12.1 Breakout
21.4 Iterating Through an Object
21.1 Intro to Objects
20.3 Iterating Through an Array
19.4 Crazy Ball Game
19.3 Animation Practice
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
16.2 Extra Karel Puzzles
16.1 Extra Karel Practice
Standard
5.2 If Statements
24.18 If Statements
24.19 If/Else Statements
Standard
9.8 If Statements
9.9 For Loops in JavaScript
9.10 For Loop Practice
9.11 Random Numbers
9.12 While Loops
9.13 Loop and a Half
9.14 Functions and Parameters 1
9.15 Functions and Parameters 2
9.16 Functions and Return Values 1
9.17 Functions and Return Values 2
9.22 Array Length and Looping Through Arrays
Standard
22.4 If Statements
22.5 For Loops in JavaScript
22.6 General For Loops
22.7 For Loop Practice
22.8 Random Numbers
22.9 While Loops
22.10 Loop and a Half
Standard
2.6 Random Numbers
5.2 If/Else Statements
5.6 While Loops
5.7 The Break Statement
5.9 For Loops
8.1 Functions Challenges
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
13.3 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
22.2 Intro to Grids
26.3 Crazy Ball Game
26.2 Animation Practice
22.4 Grid Example: Get a Row
22.3 Looping Over a Grid
23.2 Extra Karel Puzzles
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
23.1 Extra Karel Practice
25.1 Prime Numbers
24.1 Functions and Parameters Practice
Standard
3.6 Random Numbers
6.2 If/Else Statements
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
10.6 Key Events
12.1 Breakout
13.3 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
20.3 Looping Over a Grid
21.1 Extra Karel Practice
21.2 Extra Karel Puzzles
22.1 Functions and Parameters Practice
24.4 Crazy Ball Game
24.3 Animation Practice
20.4 Grid Example: Get a Row
23.1 Prime Numbers
20.2 Intro to Grids
20.1 Intro to Sets
26.1 Visualizing Music
27.2 Connect Four
27.1 Conway's Game of Life
24.2 Fun Graphics Challenges
24.1 Snake Game
Standard
3.6 Random Numbers
6.2 If/Else Statements
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
9.1 Functions Challenges
23.2 Connect Four
21.4 Iterating Through an Object
18.1 Visualizing Music
22.1 Intro to Sets
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
20.3 Iterating Through an Array
21.1 Intro to Objects
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
14.2 Extra Karel Puzzles
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
Standard
6.4 Using Methods to Update String States
8.2 Conditionals using Parameters
Standard
6.4 Using Methods to Update String States
8.2 Conditionals using Parameters
Standard
3.4 Under the Sea
Standard
4.4 Under the Sea
Standard
7.1 If Statements
7.2 If/Else Statements
22.2 Under the Sea
Standard
7.1 If Statements
7.2 If/Else Statements
Standard
4.4 If/Else Statements
Standard
1.16 Karel Challenges
11.1 Extra Karel Practice
12.1 Extra Karel Puzzles
13.16 If Statements
13.17 If/ Else Statements
Standard
2.16 Karel Challenges
3.16 If Statements
3.17 If/ Else Statements
4.1 Extra Karel Practice
5.1 Extra Karel Puzzles
Standard
2.16 Karel Challenges
4.1 Extra Karel Practice
5.1 Extra Karel Puzzles
6.16 If Statements
6.17 If/ Else Statements
Standard
1.16 Karel Challenges
Standard
1.16 If Statements
1.17 If/ Else Statements
4.2 If Statements
7.4 Functions
Standard
6.4 If Statements
6.5 For Loops in JavaScript
6.6 General For Loops
6.7 For Loop Practice
6.8 Random Numbers
6.9 While Loops
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
9.1 Functions Challenges
10.4 Functions
11.2 Random Circles
11.3 Random Ghosts
11.4 Bouncing Ball
11.5 Mouse Events: Mouse Clicked
11.6 Mouse Events: Mouse Moved
11.7 Drawing Lines
11.8 Key Events
11.9 Crazy Ball Game
13.1 Breakout
22.1 Game Design: Helicopter
18.1 Extra Karel Practice
19.1 Extra Karel Puzzles
21.1 Tic Tac Toe
20.1 Functions and Parameters Practice
Standard
6.1 If Statements
6.2 If/ Else Statements
7.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
5.4 If Statements
5.5 For Loops in JavaScript
5.6 General For Loops
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
8.1 Functions Challenges
9.2 Random Circles
9.3 Random Ghosts
9.4 Bouncing Ball
9.5 Mouse Events: Mouse Clicked
9.6 Mouse Events: Mouse Moved
9.7 Drawing Lines
9.8 Key Events
9.9 Crazy Ball Game
11.1 Breakout
17.1 Functions and Parameters Practice
18.1 Prime Numbers
19.2 Fun Graphics Challenges
19.1 Fun Snake
20.2 Connect Four
20.1 Conway's Game of Life
21.1 Evolution Simulation
24.1 Visualizing Music
26.1 Tic Tac Toe
16.1 Extra Karel Puzzles
15.1 Extra Karel Practice
27.1 Game Design: Helicopter
25.16 Data Structures Challenges
25.15 Grid Example: Get a Row
25.14 Looping Over a Grid
25.13 Intro to Grids
25.12 Intro to Sets
25.11 When Do I Use an Object?
25.10 Iterating Over an Object
25.9 Basics of Objects
25.8 Intro to Objects/Maps
25.7 Removing an Element From an Array
25.6 Finding an Element in a List
25.5 Iterating Over an Array
25.4 Array Length and Looping Through Arrays
Standard
5.4 If Statements
5.5 For Loops in JavaScript
5.6 General For Loops
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
8.1 Functions Challenges
9.2 Random Circles
9.3 Random Ghosts
9.4 Bouncing Ball
9.5 Mouse Events: Mouse Clicked
9.6 Mouse Events: Mouse Moved
9.7 Drawing Lines
9.8 Key Events
9.9 Crazy Ball Game
11.1 Breakout
12.4 Array Length and Looping Through Arrays
12.5 Iterating Over an Array
12.6 Finding an Element in a List
12.7 Removing an Element From an Array
12.8 Intro to Objects/Maps
12.9 Basics of Objects
12.10 Iterating Over an Object
12.11 When Do I Use an Object?
12.12 Intro to Sets
12.13 Intro to Grids
12.14 Looping Over a Grid
12.15 Grid Example: Get a Row
12.16 Data Structures Challenges
13.1 Tic Tac Toe
14.1 Game Design: Helicopter
19.1 Extra Karel Puzzles
18.1 Extra Karel Practice
28.1 Visualizing Music
24.1 Evolution Simulation
23.1 Conway's Game of Life
23.2 Connect Four
22.1 Fun Snake
22.2 Fun Graphics Challenges
21.1 Prime Numbers
20.1 Functions and Parameters Practice
Standard
5.4 If Statements
5.5 For Loops in JavaScript
5.6 General For Loops
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
9.1 Functions Challenges
9.1 Functions Challenges
12.1 Functions and Parameters Practice
13.1 Prime Numbers
14.2 Fun Graphics Challenges
14.1 Fun Snake
15.2 Connect Four
15.1 Conway's Game of Life
16.1 Evolution Simulation
20.1 Visualizing Music
22.1 Tic Tac Toe
11.1 Extra Karel Puzzles
10.1 Extra Karel Practice
23.1 Game Design: Helicopter
21.16 Data Structures Challenges
21.15 Grid Example: Get a Row
21.14 Looping Over a Grid
21.13 Intro to Grids
21.12 Intro to Sets
21.11 When Do I Use an Object?
21.10 Iterating Over an Object
21.9 Basics of Objects
21.8 Intro to Objects/Maps
21.7 Removing an Element From an Array
21.6 Finding an Element in a List
21.5 Iterating Over an Array
21.4 Array Length and Looping Through Arrays
Standard
5.1 If Statements
5.2 If/ Else Statements
Standard
2.16 If Statements
2.17 If/ Else Statements
4.2 If Statements
Standard
2.16 Functions and Parameters 1
2.17 Functions and Parameters 2
2.18 Functions and Parameters 3
9.1 Tic Tac Toe
Standard
14.8 If Statements
14.9 For Loops in JavaScript
14.10 Functions and Parameters 1
14.11 Functions and Parameters 2
14.16 Array Length and Looping Through Arrays
14.12 Functions and Return Values 1
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
8.4 If Statements
8.5 For Loops in JavaScript
8.6 General For Loops
8.7 For Loop Practice
8.8 Random Numbers
8.9 While Loops
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.8 Random Circles
10.9 Random Ghosts
10.10 Bouncing Ball
10.11 Mouse Events: Mouse Clicked
10.14 Array Length and Looping Through Arrays
10.15 Iterating Over an Array
17.1 Functions and Parameters Practice
16.1 Extra Karel Puzzles
15.1 Extra Karel Practice
14.9 Data Structures Challenges
14.8 Grid Example: Get a Row
14.7 Looping Over a Grid
14.6 Intro to Grids
14.5 Intro to Sets
14.4 When Do I Use an Object?
14.3 Iterating Over an Object
14.2 Basics of Objects
14.1 Intro to Objects/Maps
13.3 Removing an Element From an Array
13.2 Finding an Element in a List
18.4 Crazy Ball Game
18.3 Key Events
18.2 Drawing Lines
18.1 Mouse Events: Mouse Moved
Standard
2.18 If Statements
2.19 If/ Else Statements
6.2 If Statements
Standard
8.4 If Statements
8.5 For Loops in JavaScript
8.6 General For Loops
8.7 For Loop Practice
8.8 Random Numbers
8.9 While Loops
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.7 Random Circles
10.8 Random Ghosts
10.9 Bouncing Ball
10.10 Mouse Events: Mouse Clicked
10.13 Array Length and Looping Through Arrays
10.14 Iterating Over an Array
15.1 Functions and Parameters Practice
14.1 Extra Karel Puzzles
13.1 Extra Karel Practice
18.9 Data Structures Challenges
18.8 Grid Example: Get a Row
18.7 Looping Over a Grid
18.6 Intro to Grids
18.5 Intro to Sets
18.4 When Do I Use an Object?
18.3 Iterating Over an Object
18.2 Basics of Objects
18.1 Intro to Objects/Maps
17.3 Removing an Element From an Array
17.2 Finding an Element in a List
16.4 Crazy Ball Game
16.3 Key Events
16.2 Drawing Lines
16.1 Mouse Events: Mouse Moved
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
9.4 If Statements
9.5 For Loops in JavaScript
9.6 General For Loops
9.7 For Loop Practice
9.8 Random Numbers
9.9 While Loops
9.10 Loop and a Half
11.1 Functions and Parameters 1
11.2 Functions and Parameters 2
11.3 Functions and Parameters 3
11.4 Functions and Return Values 1
11.5 Functions and Return Values 2
11.7 Random Circles
11.8 Random Ghosts
11.9 Bouncing Ball
11.10 Mouse Events: Mouse Clicked
11.13 Array Length and Looping Through Arrays
11.14 Iterating Over an Array
16.1 Functions and Parameters Practice
15.1 Extra Karel Puzzles
14.1 Extra Karel Practice
19.9 Data Structures Challenges
19.8 Grid Example: Get a Row
19.7 Looping Over a Grid
19.6 Intro to Grids
19.5 Intro to Sets
19.4 When Do I Use an Object?
19.3 Iterating Over an Object
19.2 Basics of Objects
19.1 Intro to Objects/Maps
18.3 Removing an Element From an Array
18.2 Finding an Element in a List
17.4 Crazy Ball Game
17.3 Key Events
17.2 Drawing Lines
17.1 Mouse Events: Mouse Moved
Standard
3.16 If Statements
3.17 If/ Else Statements
Standard
15.4 If Statements
15.5 For Loops in JavaScript
15.6 General For Loops
15.7 For Loop Practice
15.8 Random Numbers
15.9 While Loops
15.10 Loop and a Half
13.1 Extra Karel Practice
14.1 Extra Karel Puzzles
Standard
20.4 When Do I Use an Object?
16.4 Crazy Ball Game
17.13 Array Length and Looping Through Arrays
17.14 Iterating Over an Array
19.2 Finding an Element in a List
19.3 Removing an Element From an Array
20.1 Intro to Objects/Maps
20.2 Basics of Objects
20.3 Iterating Over an Object
16.3 Key Events
20.5 Intro to Sets
20.6 Intro to Grids
20.7 Looping Over a Grid
20.8 Grid Example: Get a Row
20.9 Data Structures Challenges
12.1 Extra Karel Practice
13.1 Extra Karel Puzzles
18.1 Functions and Parameters Practice
17.3 Functions and Parameters 3
14.5 For Loops in JavaScript
14.6 General For Loops
14.7 For Loop Practice
14.8 Random Numbers
14.9 While Loops
14.10 Loop and a Half
17.1 Functions and Parameters 1
17.2 Functions and Parameters 2
14.4 If Statements
17.4 Functions and Return Values 1
17.5 Functions and Return Values 2
17.7 Random Circles
17.8 Random Ghosts
17.9 Bouncing Ball
17.10 Mouse Events: Mouse Clicked
16.1 Mouse Events: Mouse Moved
16.2 Drawing Lines
Standard
4.2 If Statements
18.16 If Statements
18.17 If/ Else Statements
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
6.16 Karel Challenges
7.1 Extra Karel Puzzles
9.5 Functions
Standard
2.6 Random Numbers
4.2 If/Else Statements
4.6 While Loops
4.7 The Break Statement
4.9 For Loops
6.2 Stopping Timers
6.3 Collisions
6.4 Mouse Click Events
6.5 More Mouse Events
6.6 Key Events
29.7 Removing an Element From an Array
21.4 Crazy Ball Game
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
29.6 Finding an Element in a List
29.5 Iterating Over an Array
29.4 Array Length and Looping Through Arrays
28.1 Visualizing Music
30.2 Connect Four
30.1 Conway's Game of Life
21.2 Fun Graphics Challenges
21.1 Snake Game
20.1 Prime Numbers
24.1 Functions and Parameters Practice
19.2 Extra Karel Puzzles
19.1 Extra Karel Practice
27.1 Breakout
25.1 Functions Challenges
Standard
10.4 If Statements
10.5 For Loops in JavaScript
10.6 General For Loops
10.7 For Loop Practice
10.8 Random Numbers
10.9 While Loops
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
13.1 Functions Challenges
33.12 Intro to Sets
25.1 Functions and Parameters Practice
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
23.1 Breakout
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
33.11 When Do I Use an Object?
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
Standard
10.4 If Statements
10.5 For Loops in JavaScript
10.6 General For Loops
10.7 For Loop Practice
10.8 Random Numbers
10.9 While Loops
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
13.1 Functions Challenges
33.12 Intro to Sets
25.1 Functions and Parameters Practice
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
23.1 Breakout
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
33.11 When Do I Use an Object?
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
Standard
1.6 Stopping Timers
1.7 Collisions
1.8 Mouse Click Events
1.9 More Mouse Events
1.10 Key Events
Standard
6.4 If Statements
6.5 For Loops in JavaScript
6.6 General For Loops
6.7 For Loop Practice
6.8 Random Numbers
6.9 While Loops
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
9.1 Functions Challenges
10.2 Random Circles
10.3 Random Ghosts
10.4 Bouncing Ball
10.5 Mouse Events: Mouse Clicked
10.6 Mouse Events: Mouse Moved
10.7 Drawing Lines
10.8 Key Events
10.9 Crazy Ball Game
12.1 Breakout
18.1 Functions and Parameters Practice
19.1 Prime Numbers
20.2 Fun Graphics Challenges
20.1 Fun Snake
21.2 Connect Four
21.1 Conway's Game of Life
22.1 Evolution Simulation
25.1 Visualizing Music
27.1 Tic Tac Toe
17.1 Extra Karel Puzzles
16.1 Extra Karel Practice
28.1 Game Design: Helicopter
26.16 Data Structures Challenges
26.15 Grid Example: Get a Row
26.14 Looping Over a Grid
26.13 Intro to Grids
26.12 Intro to Sets
26.11 When Do I Use an Object?
26.10 Iterating Over an Object
26.9 Basics of Objects
26.8 Intro to Objects/Maps
26.7 Removing an Element From an Array
26.6 Finding an Element in a List
26.5 Iterating Over an Array
26.4 Array Length and Looping Through Arrays
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
6.13 If Statements
6.14 If/ Else Statements
8.5 Random Numbers
8.11 While Loops
8.12 For Loops
7.7 If Statements
8.8 If/Else Statements
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
1.16 If Statements
1.17 If/ Else Statements
14.16 Karel Challenges
15.1 Extra Karel Puzzles
6.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
3.16 If Statements
3.17 If/ Else Statements
8.16 Karel Challenges
Standard
3.17 If Statements
3.18 If/ Else Statements
Standard
3.6 Random Numbers
7.2 If/Else Statements
7.6 While Loops
7.7 The Break Statement
7.9 For Loops
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
13.5 More Mouse Events
13.4 Mouse Click Events
13.3 Collisions
13.2 Stopping Timers
Standard
4.6 Random Numbers
6.2 If/Else Statements
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
8.2 Stopping Timers
8.3 Collisions
8.4 Mouse Click Events
8.5 More Mouse Events
8.6 Key Events
21.1 Functions Challenges
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
17.3 Animation Practice
17.4 Crazy Ball Game
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
12.16 Karel Challenges
13.1 Extra Karel Puzzles
14.5 Functions
Standard
19.3 Iterating Over an Object
17.1 Mouse Events: Mouse Moved
17.2 Drawing Lines
17.3 Key Events
17.4 Crazy Ball Game
12.13 Array Length and Looping Through Arrays
12.14 Iterating Over an Array
18.2 Finding an Element in a List
18.3 Removing an Element From an Array
19.1 Intro to Objects/Maps
19.2 Basics of Objects
12.10 Mouse Events: Mouse Clicked
19.4 When Do I Use an Object?
19.5 Intro to Sets
19.6 Intro to Grids
19.7 Looping Over a Grid
19.8 Grid Example: Get a Row
19.9 Data Structures Challenges
14.1 Extra Karel Practice
15.1 Extra Karel Puzzles
16.1 Functions and Parameters Practice
24.2 Functions and Parameters 2
10.5 For Loops in JavaScript
10.6 General For Loops
10.7 For Loop Practice
10.8 Random Numbers
10.9 While Loops
10.10 Loop and a Half
24.1 Functions and Parameters 1
24.1 Functions and Parameters 1
24.2 Functions and Parameters 2
10.4 If Statements
24.3 Functions and Parameters 3
24.3 Functions and Parameters 3
24.4 Functions and Return Values 1
24.4 Functions and Return Values 1
24.5 Functions and Return Values 2
24.5 Functions and Return Values 2
12.7 Random Circles
12.8 Random Ghosts
12.9 Bouncing Ball
Standard
6.4 If Statements
6.5 For Loops in JavaScript
6.6 General For Loops
6.7 For Loop Practice
6.9 While Loops
6.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
7.7 Random Circles
7.8 Random Ghosts
7.9 Bouncing Ball
7.10 Mouse Events: Mouse Clicked
7.13 Array Length and Looping Through Arrays
7.14 Iterating Over an Array
Standard
13.1 Extra Karel Practice
14.1 Extra Karel Puzzles
Standard
5.6 Random Numbers
8.2 If/Else Statements
8.6 While Loops
8.7 The Break Statement
8.9 For Loops
11.2 Stopping Timers
11.3 Collisions
11.4 Mouse Click Events
11.5 More Mouse Events
11.6 Key Events
12.1 Breakout
13.3 Iterating Through an Array
Standard
5.1 If Statements
5.2 If/ Else Statements
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked
9.13 Array Length and Looping Through Arrays
9.14 Iterating Over an Array
14.1 Functions and Parameters Practice
13.1 Extra Karel Puzzles
12.1 Extra Karel Practice
17.9 Data Structures Challenges
17.8 Grid Example: Get a Row
17.7 Looping Over a Grid
17.6 Intro to Grids
17.5 Intro to Sets
17.4 When Do I Use an Object?
17.3 Iterating Over an Object
17.2 Basics of Objects
17.1 Intro to Objects/Maps
16.3 Removing an Element From an Array
16.2 Finding an Element in a List
15.4 Crazy Ball Game
15.3 Key Events
15.2 Drawing Lines
15.1 Mouse Events: Mouse Moved
Standard
1.16 If Statements
1.17 If/ Else Statements
11.16 Karel Challenges
12.1 Extra Karel Puzzles
14.5 Functions
Standard
13.8 If Statements
13.9 For Loops in JavaScript
13.10 For Loop Practice
13.11 Random Numbers
13.12 While Loops
13.13 Loop and a Half
13.14 Functions and Parameters 1
13.15 Functions and Parameters 2
13.16 Functions and Return Values 1
13.17 Functions and Return Values 2
13.22 Array Length and Looping Through Arrays
Standard
7.3 Functions
Standard
4.2 If Statements
Standard
4.4 If/Else Statements
Standard
7.1 If Statements
7.2 If/Else Statements
Standard
7.1 If Statements
7.2 If/Else Statements
Standard
4.2 If Statements
Standard
4.2 If Statements
11.18 If Statements
11.19 If/Else Statements
Standard
8.8 If Statements
8.9 For Loops in JavaScript
8.10 For Loop Practice
8.11 Random Numbers
8.12 While Loops
8.13 Loop and a Half
8.14 Functions and Parameters 1
8.15 Functions and Parameters 2
8.16 Functions and Return Values 1
8.17 Functions and Return Values 2
8.22 Array Length and Looping Through Arrays
Standard
12.8 If Statements
12.9 For Loops in JavaScript
12.10 For Loop Practice
12.11 Random Numbers
12.12 While Loops
12.13 Loop and a Half
12.14 Functions and Parameters 1
12.15 Functions and Parameters 2
12.16 Functions and Return Values 1
12.17 Functions and Return Values 2
12.22 Array Length and Looping Through Arrays
Standard
7.4 If Statements
7.5 For Loops in JavaScript
7.6 General For Loops
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
11.2 Random Circles
11.3 Random Ghosts
11.4 Bouncing Ball
11.5 Mouse Events: Mouse Clicked
11.8 Array Length and Looping Through Arrays
11.9 Iterating Over an Array
Standard
1.4 Under the Sea