# CSTA 2: 2-AP-19

## CodeHS Lessons

Document programs in order to make them easier to follow, test, and debug.

 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math 3.6 Random Numbers 6.1 Booleans 6.2 If/Else Statements 6.3 Logical Operators 6.4 Comparison Operators 6.6 While Loops 6.7 The Break Statement 6.9 For Loops 9.1 Functions Challenges 10.1 Timers 10.2 Stopping Timers 10.3 Collisions 10.4 Mouse Click Events 10.5 More Mouse Events 10.6 Key Events 12.1 Breakout 20.3 Iterating Through an Array 20.2 Adding & Removing from an Array 20.1 Intro to Arrays 19.4 Crazy Ball Game 19.3 Animation Practice 21.1 Intro to Objects 21.4 Iterating Through an Object 27.1 Game Design: Helicopter 26.1 Tic Tac Toe 22.4 Grid Example: Get a Row 22.3 Looping Over a Grid 22.2 Intro to Grids 22.1 Intro to Sets 24.1 Visualizing Music 25.2 Connect Four 25.1 Conway's Game of Life 19.2 Fun Graphics Challenges 19.1 Snake Game 18.1 Prime Numbers 17.1 Functions and Parameters Practice 16.2 Extra Karel Puzzles 16.1 Extra Karel Practice
 Standard 9.8 If Statements 9.10 For Loop Practice 9.15 Functions and Parameters 2 9.9 For Loops in JavaScript 9.14 Functions and Parameters 1 9.13 Loop and a Half 9.12 While Loops 9.11 Random Numbers 9.22 Array Length and Looping Through Arrays 9.2 Variables 9.7 Comparison Operators 9.6 Logical Operators 9.5 Booleans 9.21 Adding/Removing From an Array 9.4 Basic Math in JavaScript 9.3 User Input 9.20 Indexing Into an Array 9.19 Intro to Lists/Arrays
 Standard 4.6 Organizational Techniques 6.1 Project: Classic Cipher Newscast 22.1 Booleans 22.2 Logical Operators 22.3 Comparison Operators 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 1.5 Hash Function Development
 Standard 2.2 Variables 2.3 User Input 2.4 Basic Math 2.6 Random Numbers 5.1 Booleans 5.2 If/Else Statements 5.3 Logical Operators 5.4 Comparison Operators 5.6 While Loops 5.7 The Break Statement 5.9 For Loops 8.1 Functions Challenges 9.1 Timers 9.2 Stopping Timers 9.3 Collisions 9.4 Mouse Click Events 9.5 More Mouse Events 9.6 Key Events 11.1 Breakout 12.1 Snake Game 13.1 Intro to Arrays 13.2 Adding & Removing from an Array 13.3 Iterating Through an Array 14.1 Intro to Objects 14.4 Iterating Through an Object 15.1 Tic Tac Toe 16.1 Game Design: Helicopter 22.3 Looping Over a Grid 22.4 Grid Example: Get a Row 22.2 Intro to Grids 25.1 Prime Numbers 24.1 Functions and Parameters Practice 23.2 Extra Karel Puzzles 23.1 Extra Karel Practice 26.2 Animation Practice 26.3 Crazy Ball Game 22.1 Intro to Sets 29.1 Visualizing Music 20.1 Connect Four 27.1 Conway's Game of Life 26.1 Fun Graphics Challenges
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math 3.6 Random Numbers 6.1 Booleans 6.2 If/Else Statements 6.3 Logical Operators 6.4 Comparison Operators 6.6 While Loops 6.7 The Break Statement 6.9 For Loops 9.1 Functions Challenges 10.1 Timers 10.2 Stopping Timers 10.3 Collisions 10.4 Mouse Click Events 10.5 More Mouse Events 10.6 Key Events 12.1 Breakout 13.1 Intro to Arrays 13.2 Adding & Removing from an Array 13.3 Iterating Through an Array 14.1 Intro to Objects 14.4 Iterating Through an Object 15.1 Tic Tac Toe 16.1 Game Design: Helicopter 27.1 Conway's Game of Life 21.1 Extra Karel Practice 21.2 Extra Karel Puzzles 22.1 Functions and Parameters Practice 23.1 Prime Numbers 24.1 Snake Game 24.4 Crazy Ball Game 24.3 Animation Practice 24.2 Fun Graphics Challenges 26.1 Visualizing Music 27.2 Connect Four 20.4 Grid Example: Get a Row 20.3 Looping Over a Grid 20.2 Intro to Grids 20.1 Intro to Sets
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math 3.6 Random Numbers 6.1 Booleans 6.2 If/Else Statements 6.3 Logical Operators 6.4 Comparison Operators 6.6 While Loops 6.7 The Break Statement 6.9 For Loops 9.1 Functions Challenges 22.1 Intro to Sets 21.4 Iterating Through an Object 22.2 Intro to Grids 22.3 Looping Over a Grid 22.4 Grid Example: Get a Row 24.1 Tic Tac Toe 25.1 Game Design: Helicopter 17.3 Animation Practice 17.4 Crazy Ball Game 20.1 Intro to Arrays 20.2 Adding & Removing from an Array 20.3 Iterating Through an Array 21.1 Intro to Objects 18.1 Visualizing Music 23.2 Connect Four 23.1 Conway's Game of Life 17.2 Fun Graphics Challenges 17.1 Snake Game 16.1 Prime Numbers 15.1 Functions and Parameters Practice 14.2 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 11.1 Timers
 Standard 5.4 Multiple Functions 5.9 Karel Challenges
 Standard 1.4 Multiple Functions 1.9 Karel Challenges
 Standard 4.3 Booleans 4.4 If/Else Statements
 Standard 3.1 Commenting Your Code
 Standard 1.16 Karel Challenges 11.1 Extra Karel Practice 12.1 Extra Karel Puzzles 13.6 Comments
 Standard 2.16 Karel Challenges 3.6 Comments 4.1 Extra Karel Practice 5.1 Extra Karel Puzzles
 Standard 2.16 Karel Challenges 3.2 Variables 3.3 User Input 3.4 Basic Math in JavaScript 3.5 Using Graphics in JavaScript 4.1 Extra Karel Practice 5.1 Extra Karel Puzzles 6.6 Comments
 Standard 1.16 Karel Challenges 3.7 Commenting Your Code
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math in JavaScript 3.5 Using Graphics in JavaScript 5.3 Comments & Pseudocode 6.1 Booleans 6.2 Logical Operators 6.3 Comparison Operators 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 9.1 Functions Challenges 11.1 Timers 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 3.1 Comments 5.3 Comments & Pseudocode
 Standard 2.3 Comments & Pseudocode 4.1 Commenting Your Code
 Standard 1.3 Comments & Pseudocode
 Standard 1.3 Comments & Pseudocode
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math in JavaScript 3.5 Using Graphics in JavaScript 5.1 Booleans 5.2 Logical Operators 5.3 Comparison Operators 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 8.1 Functions Challenges 9.1 Timers 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 25.15 Grid Example: Get a Row 25.16 Data Structures Challenges 27.1 Game Design: Helicopter 15.1 Extra Karel Practice 16.1 Extra Karel Puzzles 26.1 Tic Tac Toe 24.1 Visualizing Music 21.1 Evolution Simulation 20.1 Conway's Game of Life 20.2 Connect Four 19.1 Fun Snake 19.2 Fun Graphics Challenges 18.1 Prime Numbers 17.1 Functions and Parameters Practice 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 25.3 Adding/Removing From an Array 25.2 Indexing Into an Array 25.1 Intro to Lists/Arrays
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math in JavaScript 3.5 Using Graphics in JavaScript 5.1 Booleans 5.2 Logical Operators 5.3 Comparison Operators 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 8.1 Functions Challenges 9.1 Timers 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 12.1 Intro to Lists/Arrays 12.2 Indexing Into an Array 12.3 Adding/Removing From an Array 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 18.1 Extra Karel Practice 19.1 Extra Karel Puzzles 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 3.2 Variables 3.3 User Input 3.4 Basic Math in JavaScript 3.5 Using Graphics in JavaScript 5.1 Booleans 5.2 Logical Operators 5.3 Comparison Operators 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 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 21.3 Adding/Removing From an Array 21.2 Indexing Into an Array 21.1 Intro to Lists/Arrays
 Standard 1.7 Commenting Your Code
 Standard 14.2 Variables 14.3 User Input 14.4 Basic Math in JavaScript 14.5 Booleans 14.6 Logical Operators 14.7 Comparison Operators 14.8 If Statements 14.9 For Loops in JavaScript 14.10 Functions and Parameters 1 14.11 Functions and Parameters 2 14.13 Intro to Lists/Arrays 14.14 Indexing Into an Array 14.15 Adding/Removing From an Array 14.16 Array Length and Looping Through Arrays
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 9.13 Array Length and Looping Through Arrays 9.14 Iterating Over an Array 13.1 Extra Karel Puzzles 12.1 Extra Karel Practice 17.9 Data Structures Challenges 14.1 Functions and Parameters Practice 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 6.3 Variables 6.4 User Input 6.5 Basic Math in JavaScript 6.6 Using Graphics in JavaScript 8.1 Booleans 8.2 Logical Operators 8.3 Comparison Operators 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 10.7 Timers 10.8 Random Circles 10.9 Random Ghosts 10.10 Bouncing Ball 10.11 Mouse Events: Mouse Clicked 10.12 Intro to Lists/Arrays 10.13 Adding/Removing From an Array 10.14 Array Length and Looping Through Arrays 10.15 Iterating Over an Array 16.1 Extra Karel Puzzles 15.1 Extra Karel Practice 14.9 Data Structures Challenges 17.1 Functions and Parameters Practice 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 13.1 Indexing Into an Array 18.4 Crazy Ball Game 18.3 Key Events 18.2 Drawing Lines 18.1 Mouse Events: Mouse Moved
 Standard 6.2 Variables 6.3 User Input 6.4 Basic Math in JavaScript 6.5 Using Graphics in JavaScript 8.1 Booleans 8.2 Logical Operators 8.3 Comparison Operators 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 10.6 Timers 10.7 Random Circles 10.8 Random Ghosts 10.9 Bouncing Ball 10.10 Mouse Events: Mouse Clicked 10.11 Intro to Lists/Arrays 10.12 Adding/Removing From an Array 10.13 Array Length and Looping Through Arrays 10.14 Iterating Over an Array 14.1 Extra Karel Puzzles 13.1 Extra Karel Practice 18.9 Data Structures Challenges 15.1 Functions and Parameters Practice 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 17.1 Indexing Into an Array 16.4 Crazy Ball Game 16.3 Key Events 16.2 Drawing Lines 16.1 Mouse Events: Mouse Moved
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 6.2 Variables 6.3 User Input 6.4 Basic Math in JavaScript 6.5 Using Graphics in JavaScript 9.1 Booleans 9.2 Logical Operators 9.3 Comparison Operators 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 11.6 Timers 11.7 Random Circles 11.8 Random Ghosts 11.9 Bouncing Ball 11.10 Mouse Events: Mouse Clicked 11.11 Intro to Lists/Arrays 11.12 Adding/Removing From an Array 11.13 Array Length and Looping Through Arrays 11.14 Iterating Over an Array 15.1 Extra Karel Puzzles 14.1 Extra Karel Practice 19.9 Data Structures Challenges 16.1 Functions and Parameters Practice 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 18.1 Indexing Into an Array 17.4 Crazy Ball Game 17.3 Key Events 17.2 Drawing Lines 17.1 Mouse Events: Mouse Moved
 Standard 6.5 Organizational Techniques
 Standard 10.3 Variables 10.4 User Input 10.5 Basic Math in JavaScript 10.6 Using Graphics in JavaScript 15.1 Booleans 15.2 Logical Operators 15.3 Comparison Operators 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 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 17.11 Intro to Lists/Arrays 21.10 Project: Classic Cipher Newscast 19.1 Indexing Into an Array 17.12 Adding/Removing From an Array 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 20.4 When Do I Use an Object? 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 21.9 Hash Function Development 17.1 Functions and Parameters 1 14.1 Booleans 14.2 Logical Operators 14.3 Comparison Operators 14.4 If Statements 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 16.4 Crazy Ball Game 17.2 Functions and Parameters 2 17.3 Functions and Parameters 3 17.6 Timers 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 16.3 Key Events
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 6.16 Karel Challenges 7.1 Extra Karel Puzzles
 Standard 2.2 Variables 2.3 User Input 2.4 Basic Math 2.6 Random Numbers 4.1 Booleans 4.2 If/Else Statements 4.3 Logical Operators 4.4 Comparison Operators 4.6 While Loops 4.7 The Break Statement 4.9 For Loops 6.1 Timers 6.2 Stopping Timers 6.3 Collisions 6.4 Mouse Click Events 6.5 More Mouse Events 6.6 Key Events 21.4 Crazy Ball Game 29.7 Removing an Element From an Array 29.8 Intro to Objects/Maps 29.9 Basics of Objects 29.10 Iterating Over an Object 29.11 When Do I Use an Object? 29.12 Intro to Sets 29.13 Intro to Grids 29.14 Looping Over a Grid 29.15 Grid Example: Get a Row 29.16 Data Structures Quiz 31.1 Tic Tac Toe 32.1 Game Design: Helicopter 21.3 Animation Practice 30.1 Conway's Game of Life 25.1 Functions Challenges 27.1 Breakout 19.1 Extra Karel Practice 19.2 Extra Karel Puzzles 24.1 Functions and Parameters Practice 20.1 Prime Numbers 21.1 Snake Game 21.2 Fun Graphics Challenges 29.6 Finding an Element in a List 30.2 Connect Four 28.1 Visualizing Music 29.1 Intro to Lists/Arrays 29.2 Indexing Into an Array 29.3 Adding/Removing From an Array 29.4 Array Length and Looping Through Arrays 29.5 Iterating Over an Array
 Standard 8.3 Variables 8.4 User Input 8.5 Basic Math in JavaScript 8.6 Using Graphics in JavaScript 10.1 Booleans 10.2 Logical Operators 10.3 Comparison Operators 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 13.1 Functions Challenges 33.10 Iterating Over an Object 33.11 When Do I Use an Object? 33.12 Intro to Sets 33.13 Intro to Grids 33.14 Looping Over a Grid 33.15 Grid Example: Get a Row 33.16 Data Structures Challenges 35.1 Game Design: Helicopter 20.1 Extra Karel Practice 24.1 Extra Karel Puzzles 34.1 Tic Tac Toe 32.1 Visualizing Music 29.1 Evolution Simulation 28.1 Conway's Game of Life 28.2 Connect Four 27.1 Fun Snake 27.2 Fun Graphics Challenges 26.1 Prime Numbers 25.1 Functions and Parameters Practice 23.1 Breakout 21.1 Timers 21.2 Random Circles 21.3 Random Ghosts 21.4 Bouncing Ball 21.5 Mouse Events: Mouse Clicked 21.6 Mouse Events: Mouse Moved 21.7 Drawing Lines 21.8 Key Events 21.9 Crazy Ball Game 33.9 Basics of Objects 33.1 Intro to Lists/Arrays 33.2 Indexing Into an Array 33.3 Adding/Removing From an Array 33.4 Array Length and Looping Through Arrays 33.5 Iterating Over an Array 33.6 Finding an Element in a List 33.7 Removing an Element From an Array 33.8 Intro to Objects/Maps
 Standard 4.2 Variables 4.3 User Input 4.4 Basic Math in JavaScript 4.5 Using Graphics in JavaScript 6.1 Booleans 6.2 Logical Operators 6.3 Comparison Operators 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 9.1 Functions Challenges 10.1 Timers 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 26.15 Grid Example: Get a Row 26.16 Data Structures Challenges 28.1 Game Design: Helicopter 16.1 Extra Karel Practice 17.1 Extra Karel Puzzles 27.1 Tic Tac Toe 25.1 Visualizing Music 22.1 Evolution Simulation 21.1 Conway's Game of Life 21.2 Connect Four 20.1 Fun Snake 20.2 Fun Graphics Challenges 19.1 Prime Numbers 18.1 Functions and Parameters Practice 26.14 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 26.3 Adding/Removing From an Array 26.2 Indexing Into an Array 26.1 Intro to Lists/Arrays
 Standard 3.1 Project: Classic Cipher Newscast 4.5 Hash Function Development 23.6 Organizational Techniques
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 9.13 Array Length and Looping Through Arrays 9.14 Iterating Over an Array 13.1 Extra Karel Puzzles 12.1 Extra Karel Practice 17.9 Data Structures Challenges 14.1 Functions and Parameters Practice 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 2.2 Variables 2.3 User Input 2.4 Basic Math in JavaScript 2.5 Using Graphics in JavaScript
 Standard 2.2 Variables 2.3 User Input 2.4 Basic Math in JavaScript 2.5 Using Graphics in JavaScript
 Standard 1.6 Comments 4.3 Comments & Pseudocode 14.16 Karel Challenges 15.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 3.6 Comments 8.16 Karel Challenges 11.9 Hash Function Development 12.1 Project: Classic Cipher Newscast
 Standard 3.2 Variables 3.3 User Input 3.4 Basic Math 3.6 Random Numbers 7.1 Booleans 7.2 If/Else Statements 7.3 Logical Operators 7.4 Comparison Operators 7.6 While Loops 7.7 The Break Statement 7.9 For Loops 10.1 Intro to Lists/Arrays 10.2 Indexing Into an Array 10.3 Adding/Removing From an Array 10.4 Array Length and Looping Through Arrays 10.5 Iterating Over an Array 10.6 Finding an Element in a List 10.7 Removing an Element From an Array 10.9 Data Structures Quiz 11.2 Intro to Sets 11.3 Intro to Grids 11.4 Looping Over a Grid 11.5 Grid Example: Get a Row 13.2 Stopping Timers 13.1 Timers 13.3 Collisions 13.4 Mouse Click Events 13.6 Key Events 13.5 More Mouse Events
 Standard 2.4 Multiple Functions 2.9 Karel Challenges
 Standard 4.2 Variables 4.3 User Input 4.4 Basic Math 4.6 Random Numbers 6.1 Booleans 6.2 If/Else Statements 6.3 Logical Operators 6.4 Comparison Operators 6.6 While Loops 6.7 The Break Statement 6.9 For Loops 8.1 Timers 8.2 Stopping Timers 8.3 Collisions 8.4 Mouse Click Events 8.5 More Mouse Events 8.6 Key Events 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 23.1 Breakout 21.1 Functions Challenges 17.3 Animation Practice 17.4 Crazy Ball Game
 Standard 1.16 Organizational Techniques
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 6.2 Variables 6.3 User Input 6.4 Basic Math in JavaScript 6.5 Using Graphics in JavaScript 17.2 Drawing Lines 16.1 Functions and Parameters Practice 17.3 Key Events 17.4 Crazy Ball Game 12.11 Intro to Lists/Arrays 18.1 Indexing Into an Array 12.12 Adding/Removing From an Array 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 19.3 Iterating Over an Object 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 24.1 Functions and Parameters 1 10.1 Booleans 10.2 Logical Operators 10.3 Comparison Operators 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 17.1 Mouse Events: Mouse Moved 24.1 Functions and Parameters 1 24.2 Functions and Parameters 2 24.2 Functions and Parameters 2 24.3 Functions and Parameters 3 24.3 Functions and Parameters 3 12.6 Timers 12.7 Random Circles 12.8 Random Ghosts 12.9 Bouncing Ball 12.10 Mouse Events: Mouse Clicked
 Standard 5.5 Hash Function Development 16.6 Organizational Techniques
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 6.1 Booleans 6.2 Logical Operators 6.3 Comparison Operators 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 7.6 Timers 7.7 Random Circles 7.8 Random Ghosts 7.9 Bouncing Ball 7.10 Mouse Events: Mouse Clicked 7.11 Intro to Lists/Arrays 7.12 Adding/Removing From an Array 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 5.2 Variables 5.3 User Input 5.4 Basic Math 5.6 Random Numbers 8.2 If/Else Statements 8.3 Logical Operators 8.4 Comparison Operators 8.6 While Loops 8.7 The Break Statement 8.9 For Loops 11.1 Timers 11.2 Stopping Timers 11.3 Collisions 11.4 Mouse Click Events 11.5 More Mouse Events 11.6 Key Events 12.1 Breakout 13.1 Intro to Arrays 13.2 Adding & Removing from an Array 13.3 Iterating Through an Array
 Standard 4.7 Hash Function Development 5.1 Project: Classic Cipher Newscast 21.6 Organizational Techniques
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 9.13 Array Length and Looping Through Arrays 9.14 Iterating Over an Array 13.1 Extra Karel Puzzles 12.1 Extra Karel Practice 17.9 Data Structures Challenges 14.1 Functions and Parameters Practice 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 5.2 Variables 5.3 User Input 5.4 Basic Math in JavaScript 5.5 Using Graphics in JavaScript 7.1 Booleans 7.2 Logical Operators 7.3 Comparison Operators 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 9.6 Timers 9.7 Random Circles 9.8 Random Ghosts 9.9 Bouncing Ball 9.10 Mouse Events: Mouse Clicked 9.11 Intro to Lists/Arrays 9.12 Adding/Removing From an Array 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 16.1 Indexing Into an Array 15.4 Crazy Ball Game 15.3 Key Events 15.2 Drawing Lines 15.1 Mouse Events: Mouse Moved
 Standard 1.6 Comments 3.3 Comments & Pseudocode 11.16 Karel Challenges 12.1 Extra Karel Puzzles
 Standard 13.11 Random Numbers 13.22 Array Length and Looping Through Arrays 13.21 Adding/Removing From an Array 13.20 Indexing Into an Array 13.19 Intro to Lists/Arrays 13.15 Functions and Parameters 2 13.14 Functions and Parameters 1 13.13 Loop and a Half 13.12 While Loops 13.2 Variables 13.10 For Loop Practice 13.9 For Loops in JavaScript 13.8 If Statements 13.7 Comparison Operators 13.6 Logical Operators 13.5 Booleans 13.4 Basic Math in JavaScript 13.3 User Input
 Standard 1.4 Multiple Functions 1.9 Karel Challenges