CSTA 3B: 3B-AP-14

CodeHS Lessons

Construct solutions to problems using student-created components, such as procedures, modules and/or objects.

 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 25.4 Array Length and Looping Through Arrays 25.5 Iterating Over an Array 25.6 Finding an Element in a List 25.7 Removing an Element From an Array 25.8 Intro to Objects/Maps 25.9 Basics of Objects 25.10 Iterating Over an Object 25.11 When Do I Use an Object? 25.12 Intro to Sets 25.13 Intro to Grids 25.14 Looping Over a Grid 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
 Standard 1.3 Karel Can't Turn Right 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 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 16.1 Extra Karel Practice 16.2 Extra Karel Puzzles 17.1 Functions and Parameters Practice 18.1 Prime Numbers 19.1 Fun Snake 19.2 Fun Graphics Challenges 23.1 Conway's Game of Life 23.2 Connect Four 21.1 Visualizing Music 22.4 Array Length and Looping Through Arrays 22.5 Iterating Over an Array 22.6 Finding an Element in a List 22.7 Removing an Element From an Array 22.8 Intro to Objects/Maps 22.9 Basics of Objects 22.10 Iterating Over an Object 22.11 When Do I Use an Object? 22.12 Intro to Sets 22.13 Intro to Grids 22.14 Looping Over a Grid 22.15 Grid Example: Get a Row 22.16 Data Structures Challenges 24.1 Tic Tac Toe 25.1 Game Design: Helicopter 19.3 Animation Practice 19.4 Crazy Ball Game
 Standard 2.10 Top Down Design 12.1 Classes and Objects 12.2 Methods 12.3 Built-In Methods 12.4 Operator Overloading 12.6 Inheritance 12.7 Hidden Attributes 12.8 Namespaces 12.9 Modules 16.1 Project: Who Said It? 23.4 Karel Can't Turn Right 23.5 Functions in Karel
 Standard 5.1 Writing Classes 5.4 Accessor Methods 5.5 Mutator Methods 5.6 Writing Methods
 Standard 1.4 Karel Can't Turn Right 1.5 Functions in Karel 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
 Standard 1.4 Karel Can't Turn Right 1.5 Functions in Karel 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 27.1 Classes and Objects 27.2 Methods 27.3 Built-In Methods 27.4 Operator Overloading 27.6 Inheritance 27.7 Hidden Attributes 27.8 Namespaces 27.9 Modules 29.1 Project: Who Said It?
 Standard 1.4 Karel Can't Turn Right 1.5 Functions in Karel 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
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 1.16 Karel Challenges 6.7 Image Manipulation 11.1 Extra Karel Practice 12.1 Extra Karel Puzzles 13.10 Top Down Design
 Standard 9.22 Array Length and Looping Through Arrays 9.14 Functions and Parameters 1 9.16 Functions and Return Values 1 9.15 Functions and Parameters 2 9.17 Functions and Return Values 2
 Standard 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 6.1 Project: Classic Cipher Newscast 21.1 Challenge Problems
 Standard 1.5 Hash Function Development
 Standard 6.4 Using Methods to Update String States
 Standard 6.4 Using Methods to Update String States
 Standard 9.1 Extra Karel Practice 10.1 Extra Karel Puzzles
 Standard 3.5 Top Down Design 10.4 Karel Can't Turn Right 10.5 Functions in Karel
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Super Karel 2.9 For Loops 2.10 If Statements 2.11 If/Else Statements 2.12 While Loops in Karel 2.13 Control Structures Example 2.14 More Karel Examples and Testing 2.15 How to Indent Your Code 2.16 Karel Challenges 3.10 Top Down Design 4.1 Extra Karel Practice 5.1 Extra Karel Puzzles 11.7 Image Manipulation
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Super Karel 2.9 For Loops 2.10 If Statements 2.11 If/Else Statements 2.12 While Loops in Karel 2.13 Control Structures Example 2.14 More Karel Examples and Testing 2.15 How to Indent Your Code 2.16 Karel Challenges 11.7 Image Manipulation 4.1 Extra Karel Practice 5.1 Extra Karel Puzzles 6.10 Top Down Design
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 1.16 Karel Challenges
 Standard 7.1 Writing BlackJack 8.1 Mad Libs
 Standard 1.10 Top Down Design 7.4 Functions 12.1 Arduino Challenges 12.4 Final Project 14.1 Classes and Objects 14.2 Methods 14.3 Built-In Methods 14.4 Operator Overloading 14.6 Inheritance 14.7 Hidden Attributes 14.8 Namespaces 14.9 Modules
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 14.1 Arduino Challenges 14.4 Final Project 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 3.5 Top Down Design 7.5 Functions 9.1 micro:bit Challenges 9.4 Final Project
 Standard 7.5 Functions 10.1 micro:bit Challenges 10.4 Final Project
 Standard 2.5 Functions 3.1 micro:bit Challenges 3.4 Final Project
 Standard 2.4 Functions 3.1 Arduino Challenges 3.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 7.1 Pokemon Simulation 9.1 Java Outside of CodeHS 8.1 Mad Libs
 Standard 1.4 Karel Can't Turn Right 1.5 Methods in Karel 1.6 Top Down Design and Decomposition in Karel 1.7 Commenting Your Code 1.8 Super Karel 1.9 For Loops 1.10 While Loops in Karel 1.11 If Statements 1.12 If/Else Statements 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 1.16 Karel Challenges 2.1 Printing in Java 2.2 Variables and Types 2.3 User Input 2.4 Arithmetic Expressions 2.5 Casting 2.6 Booleans 2.7 Logical Operators 2.8 Comparison Operators 2.9 For Loops 2.10 While Loops 2.11 If Statements 2.12 Loop-and-a-Half 2.13 Short-Circuit Evaluation 2.14 De Morgan's Laws 2.15 Strings 3.1 Java Methods 3.2 Methods and Parameters 3.3 Methods and Return Values 3.4 Javadocs and More Methods 3.5 Strings Methods 3.6 Strings and Characters 3.7 Exceptions 3.8 String Processing 4.1 Introduction to Classes and Objects 4.2 Classes vs. Objects 4.3 Using a Class as a Client 4.4 Writing Classes 4.5 Writing Classes and Instance Methods 4.6 Getter and Setter Methods 4.7 Class Methods and Class Variables 4.9 Method Overloading 4.10 Local Variables and Scope 4.11 Key Terms for Classes 4.12 Objects vs Primitives 4.13 Inheritance 4.14 Class Design and Abstract Classes 4.15 Polymorphism 4.17 Interfaces 5.1 What are Data Structures? 5.2 Introduction to Arrays 5.3 Using Arrays 5.5 ArrayList Methods 5.6 Arrays vs ArrayLists 5.8 The List Interface 5.9 2D Arrays (Matrices or Grids) 5.11 HashMaps 5.12 Binary 6.1 Writing BlackJack 8.1 What is an Algorithm? 8.2 Linear Search 8.3 Binary Search 8.4 Selection Sort 8.5 Insertion Sort 8.6 Advanced: Recursion 8.7 Mergesort 10.1 Final Project 11.1 Pokemon Simulation 13.1 Java Outside of CodeHS 12.1 Mad Libs
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 6.1 What is Code 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 10.6 Local Variables and Scope 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 18.1 Mouse Events: Mouse Moved 18.2 Drawing Lines 18.3 Key Events 18.4 Crazy Ball Game 13.2 Finding an Element in a List 13.3 Removing an Element From an Array 14.1 Intro to Objects/Maps 14.2 Basics of Objects 14.3 Iterating Over an Object 14.4 When Do I Use an Object? 14.5 Intro to Sets 14.6 Intro to Grids 14.7 Looping Over a Grid 14.8 Grid Example: Get a Row 14.9 Data Structures Challenges 15.1 Extra Karel Practice 16.1 Extra Karel Puzzles 17.1 Functions and Parameters Practice
 Standard 2.10 Top Down Design 18.1 Project: Who Said It?
 Standard 2.3 Basic Crypto Systems: Caesar Cipher 2.5 Basic Crypto Systems: Vigenere Cipher 3.3 Karel Can't Turn Right 3.4 Functions in Karel 3.5 The Start Function 3.6 Top Down Design and Decomposition in Karel 3.7 Commenting Your Code 3.8 Abstraction 3.9 Super Karel 3.10 For Loops 3.11 If Statements 3.12 If/Else Statements 3.13 While Loops in Karel 3.14 Control Structures Example 3.15 More Karel Examples and Testing 3.16 How to Indent Your Code 4.2 Challenge Problems 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 16.1 Mouse Events: Mouse Moved 16.2 Drawing Lines 16.3 Key Events 16.4 Crazy Ball Game 17.2 Finding an Element in a List 17.3 Removing an Element From an Array 18.1 Intro to Objects/Maps 18.2 Basics of Objects 18.3 Iterating Over an Object 18.4 When Do I Use an Object? 18.5 Intro to Sets 18.6 Intro to Grids 18.7 Looping Over a Grid 18.8 Grid Example: Get a Row 18.9 Data Structures Challenges 13.1 Extra Karel Practice 14.1 Extra Karel Puzzles 15.1 Functions and Parameters Practice
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 17.1 Mouse Events: Mouse Moved 17.2 Drawing Lines 17.3 Key Events 17.4 Crazy Ball Game 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 16.1 Functions and Parameters Practice
 Standard 3.10 Top Down Design 4.1 Practice PT: Pair-Programming Paint!
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 11.1 Extra Karel Practice 12.1 Extra Karel Puzzles
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 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
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 17.1 Functions and Parameters 1 17.2 Functions and Parameters 2 17.3 Functions and Parameters 3 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 16.3 Key Events 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 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 21.4 Basic Crypto Systems: Caesar Cipher 21.6 Basic Crypto Systems: Vigenere Cipher 21.9 Hash Function Development 21.10 Project: Classic Cipher Newscast
 Standard 18.10 Top Down Design 15.1 Classes and Objects 15.2 Methods 15.3 Built-In Methods 15.4 Operator Overloading 15.6 Inheritance 15.7 Hidden Attributes 15.8 Namespaces 15.9 Modules 17.1 Project: Who Said It?
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 6.3 Karel Can't Turn Right 6.4 Functions in Karel 6.5 The Start Function 6.6 Top Down Design and Decomposition in Karel 6.7 Commenting Your Code 6.8 Super Karel 6.9 For Loops 6.10 If Statements 6.11 If/Else Statements 6.12 While Loops in Karel 6.13 Control Structures Example 6.14 More Karel Examples and Testing 6.15 How to Indent Your Code 6.16 Karel Challenges 7.1 Extra Karel Puzzles 9.5 Functions 10.1 micro:bit Challenges 10.4 Final Project
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 21.2 Random Circles 21.3 Random Ghosts 21.4 Bouncing Ball 21.5 Mouse Events: Mouse Clicked 21.6 Mouse Events: Mouse Moved 21.7 Drawing Lines 21.8 Key Events 21.9 Crazy Ball Game 23.1 Breakout 33.4 Array Length and Looping Through Arrays 33.5 Iterating Over an Array 33.6 Finding an Element in a List 33.7 Removing an Element From an Array 33.8 Intro to Objects/Maps 33.9 Basics of Objects 33.10 Iterating Over an Object 33.11 When Do I Use an Object? 33.12 Intro to Sets 33.13 Intro to Grids 33.14 Looping Over a Grid 33.15 Grid Example: Get a Row 33.16 Data Structures Challenges 35.1 Game Design: Helicopter 20.1 Extra Karel Practice 24.1 Extra Karel Puzzles 34.1 Tic Tac Toe 32.1 Visualizing Music 29.1 Evolution Simulation 28.1 Conway's Game of Life 28.2 Connect Four 27.1 Fun Snake 27.2 Fun Graphics Challenges 26.1 Prime Numbers 25.1 Functions and Parameters Practice
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 26.4 Array Length and Looping Through Arrays 26.5 Iterating Over an Array 26.6 Finding an Element in a List 26.7 Removing an Element From an Array 26.8 Intro to Objects/Maps 26.9 Basics of Objects 26.10 Iterating Over an Object 26.11 When Do I Use an Object? 26.12 Intro to Sets 26.13 Intro to Grids 26.14 Looping Over a Grid 26.15 Grid Example: Get a Row 26.16 Data Structures Challenges 28.1 Game Design: Helicopter 16.1 Extra Karel Practice 17.1 Extra Karel Puzzles 27.1 Tic Tac Toe 25.1 Visualizing Music 22.1 Evolution Simulation 21.1 Conway's Game of Life 21.2 Connect Four 20.1 Fun Snake 20.2 Fun Graphics Challenges 19.1 Prime Numbers 18.1 Functions and Parameters Practice
 Standard 2.3 Basic Crypto Systems: Caesar Cipher 2.5 Basic Crypto Systems: Vigenere Cipher 3.1 Project: Classic Cipher Newscast 4.5 Hash Function Development
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 4.1 Functions and Parameters 1 4.2 Functions and Parameters 2 4.3 Functions and Parameters 3 4.4 Functions and Return Values 1 4.5 Functions and Return Values 2 4.7 JavaScript vs Karel 4.8 Basic JavaScript and Graphics Challenges
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 4.1 Functions and Parameters 1 4.2 Functions and Parameters 2 4.3 Functions and Parameters 3 4.4 Functions and Return Values 1 4.5 Functions and Return Values 2 4.7 JavaScript vs Karel 4.8 Basic JavaScript and Graphics Challenges
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 3.10 Top Down Design 8.3 Karel Can't Turn Right 8.4 Functions in Karel 8.5 The Start Function 8.6 Top Down Design and Decomposition in Karel 8.7 Commenting Your Code 8.8 Super Karel 8.9 For Loops 8.10 If Statements 8.11 If/Else Statements 8.12 While Loops in Karel 8.13 Control Structures Example 8.14 More Karel Examples and Testing 8.15 How to Indent Your Code 8.16 Karel Challenges 9.7 Image Manipulation 11.4 Basic Crypto Systems: Caesar Cipher 11.6 Basic Crypto Systems: Vigenere Cipher 11.9 Hash Function Development 12.1 Project: Classic Cipher Newscast
 Standard 3.10 Top Down Design
 Standard 3.4 Karel Can't Turn Right 3.5 Methods in Karel 3.6 Top Down Design and Decomposition in Karel 3.7 Commenting Your Code 3.8 Super Karel 3.9 For Loops 3.10 While Loops in Karel 3.11 If Statements 3.12 If/Else Statements 3.13 Control Structures Example 3.14 More Karel Examples and Testing 3.15 How to Indent Your Code 3.16 Karel Challenges 4.2 Printing in Java 4.3 Variables and Types 4.4 User Input 4.5 Arithmetic Expressions 4.6 Casting 4.7 Booleans 4.8 Logical Operators 4.9 Comparison Operators 4.10 For Loops 4.11 While Loops 4.12 If Statements 4.13 Loop-and-a-Half 4.14 Short-Circuit Evaluation 4.15 De Morgan's Laws 4.16 Strings 5.1 Java Methods 5.2 Methods and Parameters 5.3 Methods and Return Values 5.4 Javadocs and More Methods 5.5 Strings Methods 5.6 Strings and Characters 5.7 Exceptions 5.8 String Processing 6.1 Introduction to Classes and Objects 6.2 Classes vs. Objects 6.3 Using a Class as a Client 6.4 Writing Classes 6.5 Writing Classes and Instance Methods 6.6 Getter and Setter Methods 6.7 Class Methods and Class Variables 6.9 Method Overloading 6.10 Local Variables and Scope 6.11 Key Terms for Classes 6.12 Objects vs Primitives 6.13 Inheritance 6.14 Class Design and Abstract Classes 6.15 Polymorphism 6.17 Interfaces 7.1 What are Data Structures? 7.2 Introduction to Arrays 7.3 Using Arrays 7.5 ArrayList Methods 7.6 Arrays vs ArrayLists 7.8 The List Interface 7.9 2D Arrays (Matrices or Grids) 7.11 HashMaps 7.12 Binary 9.1 What is an Algorithm? 9.2 Linear Search 9.3 Binary Search 9.4 Selection Sort 9.5 Insertion Sort 9.6 Advanced: Recursion 9.7 Mergesort 12.1 Pokemon Simulation 13.1 Mad Libs
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 3.3 Karel Can't Turn Right 3.4 Functions in Karel 3.5 The Start Function 3.6 Top Down Design and Decomposition in Karel 3.7 Commenting Your Code 3.8 Abstraction 3.9 Super Karel 3.10 For Loops 3.11 If Statements 3.12 If/Else Statements 3.13 While Loops in Karel 3.14 Control Structures Example 3.15 More Karel Examples and Testing 3.16 How to Indent Your Code 4.2 Challenge Problems 24.1 Functions and Parameters 1 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 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 12.10 Mouse Events: Mouse Clicked 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 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 16.1 Functions and Parameters Practice
 Standard 4.3 Basic Crypto Systems: Caesar Cipher 4.5 Basic Crypto Systems: Vigenere Cipher 5.5 Hash Function Development
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Super Karel 2.9 For Loops 2.10 If Statements 2.11 If/Else Statements 2.12 While Loops in Karel 2.13 Control Structures Example 2.14 Karel Algorithms 2.15 How to Indent Your Code 2.16 Ultra Karel 2.17 Karel Challenges 5.7 Image Manipulation 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Super Karel 2.9 For Loops 2.10 If Statements 2.11 If/Else Statements 2.12 While Loops in Karel 2.13 Control Structures Example 2.14 More Karel Examples and Testing 2.15 How to Indent Your Code 3.2 Challenge Problems 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 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 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
 Standard 3.4 Karel Can't Turn Right 3.5 Methods in Karel 3.6 Top Down Design and Decomposition in Karel 3.7 Commenting Your Code 3.8 Super Karel 3.9 For Loops 3.10 While Loops in Karel 3.11 If Statements 3.12 If/Else Statements 3.13 Control Structures Example 3.14 More Karel Examples and Testing 3.15 How to Indent Your Code 3.16 Karel Challenges 4.2 Printing in Java 4.3 Variables and Types 4.4 User Input 4.5 Arithmetic Expressions 4.6 Casting 4.7 Booleans 4.8 Logical Operators 4.9 Comparison Operators 4.10 For Loops 4.11 While Loops 4.12 If Statements 4.13 Loop-and-a-Half 4.14 Short-Circuit Evaluation 4.15 De Morgan's Laws 4.16 Strings 5.1 Java Methods 5.2 Methods and Parameters 5.3 Methods and Return Values 5.4 Javadocs and More Methods 5.5 Strings Methods 5.6 Strings and Characters 5.7 Exceptions 5.8 String Processing 6.1 Introduction to Classes and Objects 6.2 Classes vs. Objects 6.3 Using a Class as a Client 6.4 Writing Classes 6.5 Writing Classes and Instance Methods 6.6 Getter and Setter Methods 6.7 Class Methods and Class Variables 6.9 Method Overloading 6.10 Local Variables and Scope 6.11 Key Terms for Classes 6.12 Objects vs Primitives 6.13 Inheritance 6.14 Class Design and Abstract Classes 6.15 Polymorphism 6.17 Interfaces 7.1 What are Data Structures? 7.2 Introduction to Arrays 7.3 Using Arrays 7.5 ArrayList Methods 7.6 Arrays vs ArrayLists 7.8 The List Interface 7.9 2D Arrays (Matrices or Grids) 7.11 HashMaps 7.12 Binary 9.1 What is an Algorithm? 9.2 Linear Search 9.3 Binary Search 9.4 Selection Sort 9.5 Insertion Sort 9.6 Advanced: Recursion 9.7 Mergesort 12.1 Pokemon Simulation 13.1 Mad Libs
 Standard 4.3 Basic Crypto Systems: Caesar Cipher 4.5 Basic Crypto Systems: Vigenere Cipher 4.7 Hash Function Development 5.1 Project: Classic Cipher Newscast
 Standard 3.5 Top Down Design
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Super Karel 2.9 For Loops 2.10 If Statements 2.11 If/Else Statements 2.12 While Loops in Karel 2.13 Control Structures Example 2.14 More Karel Examples and Testing 2.15 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 8.3 Basic Crypto Systems: Caesar Cipher 8.5 Basic Crypto Systems: Vigenere Cipher
 Standard 2.3 Karel Can't Turn Right 2.4 Functions in Karel 2.5 The Start Function 2.6 Top Down Design and Decomposition in Karel 2.7 Commenting Your Code 2.8 Abstraction 2.9 Super Karel 2.10 For Loops 2.11 If Statements 2.12 If/Else Statements 2.13 While Loops in Karel 2.14 Control Structures Example 2.15 More Karel Examples and Testing 2.16 How to Indent Your Code 3.2 Challenge Problems 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 15.1 Mouse Events: Mouse Moved 15.2 Drawing Lines 15.3 Key Events 15.4 Crazy Ball Game 16.2 Finding an Element in a List 16.3 Removing an Element From an Array 17.1 Intro to Objects/Maps 17.2 Basics of Objects 17.3 Iterating Over an Object 17.4 When Do I Use an Object? 17.5 Intro to Sets 17.6 Intro to Grids 17.7 Looping Over a Grid 17.8 Grid Example: Get a Row 17.9 Data Structures Challenges 12.1 Extra Karel Practice 13.1 Extra Karel Puzzles 14.1 Functions and Parameters Practice
 Standard 1.10 Top Down Design 5.3 Basic Crypto Systems: Caesar Cipher 5.5 Basic Crypto Systems: Vigenere Cipher 11.3 Karel Can't Turn Right 11.4 Functions in Karel 11.5 The Start Function 11.6 Top Down Design and Decomposition in Karel 11.7 Commenting Your Code 11.8 Super Karel 11.9 For Loops 11.10 If Statements 11.11 If/Else Statements 11.12 While Loops in Karel 11.13 Control Structures Example 11.14 More Karel Examples and Testing 11.15 How to Indent Your Code 11.16 Karel Challenges 12.1 Extra Karel Puzzles 14.5 Functions 15.1 micro:bit Challenges 15.4 Final Project
 Standard 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 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 1.3 Karel Can't Turn Right 1.4 Functions in Karel 1.5 The Start 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 1.11 If/Else Statements 1.12 While Loops in Karel 1.13 Control Structures Example 1.14 More Karel Examples and Testing 1.15 How to Indent Your Code 2.1 Challenge Problems 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 21.4 Array Length and Looping Through Arrays 21.5 Iterating Over an Array 21.6 Finding an Element in a List 21.7 Removing an Element From an Array 21.8 Intro to Objects/Maps 21.9 Basics of Objects 21.10 Iterating Over an Object 21.11 When Do I Use an Object? 21.12 Intro to Sets 21.13 Intro to Grids 21.14 Looping Over a Grid 21.15 Grid Example: Get a Row 21.16 Data Structures Challenges 23.1 Game Design: Helicopter 10.1 Extra Karel Practice 11.1 Extra Karel Puzzles 22.1 Tic Tac Toe 20.1 Visualizing Music 16.1 Evolution Simulation 15.1 Conway's Game of Life 15.2 Connect Four 14.1 Fun Snake 14.2 Fun Graphics Challenges 13.1 Prime Numbers 12.1 Functions and Parameters Practice
 Standard 1.4 Karel Can't Turn Right 1.5 Methods in Karel 1.6 Top Down Design and Decomposition in Karel 1.7 Commenting Your Code 1.9 Super Karel 1.10 For Loops 1.11 While Loops in Karel 1.12 If Statements 1.13 If/Else Statements 1.14 Control Structures Example 1.15 More Karel Examples and Testing 1.16 How to Indent Your Code 1.19 Karel Challenges 11.1 Writing Classes 11.4 Accessor Methods 11.5 Mutator Methods 11.6 Writing Methods 12.1 Introduction to Classes and Objects 12.2 Classes vs. Objects 12.3 Using a Class as a Client 12.4 Writing Classes 12.5 Writing Classes and Instance Methods 12.6 Getter and Setter Methods 12.7 Class Methods and Class Variables 12.9 Method Overloading 12.10 Local Variables and Scope 12.11 Key Terms for Classes 12.12 Objects vs Primitives 12.13 Inheritance 12.14 Class Design and Abstract Classes 12.15 Polymorphism 12.17 Interfaces
 Standard 1.4 Karel Can't Turn Right 1.5 Methods in Karel 1.6 Top Down Design and Decomposition in Karel 1.7 Commenting Your Code 1.9 Super Karel 1.10 For Loops 1.11 While Loops in Karel 1.12 If Statements 1.13 If/Else Statements 1.14 Control Structures Example 1.15 More Karel Examples and Testing 1.16 How to Indent Your Code 1.19 Karel Challenges 11.1 Writing Classes 11.4 Accessor Methods 11.5 Mutator Methods 11.6 Writing Methods