Please enable JavaScript to use CodeHS

Computer Science Explorations 2 - Outline

  1. Exploring Code with Karel

    1. 1.1 Introduction to Karel

    2. Video 1.1.1 Introduction to Programming With Karel
    3. Check for Understanding 1.1.2 Karel Commands Quiz
    4. Example 1.1.3 Our First Karel Program
    5. Video 1.1.4 Parentheses and Semicolons Intro
    6. Exercise 1.1.5 Debug Karel's Code
    7. Video 1.1.6 Debug Karel's Code
    8. Exercise 1.1.7 Debug More of Karel's Code
    9. Video 1.1.8 Debug More of Karel's Code
    10. Exercise 1.1.9 Your First Karel Program

    11. 1.2 Karel's World

    12. Video 1.2.1 More About Karel
    13. Check for Understanding 1.2.2 More Basic Karel Quiz
    14. Example 1.2.3 Karel's Morning Walk
    15. Exercise 1.2.4 Karel's Evening Walk
    16. Debugging 1.2.5 Can't Reach the Tennis Ball
    17. Exercise 1.2.6 Tennis Ball Game Setup

    18. 1.3 Functions

    19. Video 1.3.1 Karel Functions
    20. Quiz 1.3.2 Functions Check for Understanding
    21. Example 1.3.3 Climb the Stairs
    22. Debugging 1.3.4 Spot the Bug 1
    23. Debugging 1.3.5 Spot the Bug 2
    24. Exercise 1.3.6 Spinning Karel

    25. 1.4 Multiple Functions

    26. Example 1.4.1 Using the Main Function
    27. Video 1.4.2 Top Down Design and Decomposition
    28. Check for Understanding 1.4.3 Top Down Design and Decomposition Quiz
    29. Video 1.4.4 Top Down Design and Decomposition in Karel
    30. Exercise 1.4.5 Tennis Ball Stacks
    31. Example 1.4.6 Comments in Karel
    32. Debugging 1.4.7 Clean Up

    33. 1.5 For Loops

    34. Video 1.5.1 For Loops
    35. Check for Understanding 1.5.2 For Loops Quiz
    36. Example 1.5.3 Repeated Move
    37. Example 1.5.4 Draw a Line
    38. Exercise 1.5.5 Tennis Ball in Each Corner
    39. Exercise 1.5.6 Pick Up Tennis Balls
    40. Exercise 1.5.7 Draw Two Lines

    41. 1.6 Conditional Statements

    42. Video 1.6.1 If Statements and Conditionals
    43. Check for Understanding 1.6.2 If Statements and Conditionals Quiz
    44. Example 1.6.3 If Statements and Conditionals
    45. Debugging 1.6.4 Stay Out of the Lake
    46. Exercise 1.6.5 Bury Tennis Balls
    47. Exercise 1.6.6 Checkerboard Karel

    48. 1.7 If/Else Statements

    49. Video 1.7.1 If/Else Statements
    50. Check for Understanding 1.7.2 If/Else Statements Quiz
    51. Example 1.7.3 Opposite Day
    52. Exercise 1.7.4 Build a Bridge
    53. Debugging 1.7.5 Stay on the Path
    54. Exercise 1.7.6 Dog Park Clean Up
    55. Badge 1.7.7 Conditional Karel Badge

    56. 1.8 While Loops

    57. Video 1.8.1 While Loops
    58. Check for Understanding 1.8.2 While Loops Quiz
    59. Example 1.8.3 Inside the Fence
    60. Example 1.8.4 Run Home
    61. Exercise 1.8.5 Path to Dog House
    62. Debugging 1.8.6 Dive In!
    63. Exercise 1.8.7 Clean Up

    64. 1.9 Karel Challenges

    65. Notes 1.9.1 Karel Challenges
    66. Challenge 1.9.2 Fetch
    67. Challenge 1.9.3 Karel's Race
    68. Challenge 1.9.4 Building Bridges
    69. Challenge 1.9.5 Super Tennis Ball Clean Up
    70. Badge 1.9.6 Karel Challenges Badge

    71. 1.10 Exploring Code with Karel Quiz

    72. Unit Quiz 1.10.1 Exploring Code with Karel Quiz

  2. Exploring the Internet

    1. 2.1 What is the Internet?

    2. Video 2.1.1 What is the Internet?
    3. Video 2.1.2 The History of the Internet
    4. Free Response 2.1.3 Internet Innovations
    5. Video 2.1.4 The Internet is in the Ocean
    6. Free Response 2.1.5 A Day Without the Internet

    7. 2.2 The Need for Protocols

    8. Notes 2.2.1 The Alphabet Game
    9. Free Response 2.2.2 Alphabet Game Reflection
    10. Notes 2.2.3 The Networking Game
    11. Free Response 2.2.4 Networking Game Reflection
    12. Free Response 2.2.5 Protocols in your Life
    13. Video 2.2.6 Network Simulation

    14. 2.3 Impact of the Internet

    15. Free Response 2.3.1 Internet in My Daily Life
    16. Video 2.3.2 Impact of the Internet
    17. Free Response 2.3.3 Back in Time
    18. Connection 2.3.4 What is the Digital Divide?
    19. Free Response 2.3.5 What is the Digital Divide?
    20. Exercise 2.3.6 Four Hats Reflection
    21. Video 2.3.7 The Impact of the Internet: Crowdsourcing
    22. Free Response 2.3.8 Exploring Crowdsourcing

    23. 2.4 Cybersecurity

    24. Video 2.4.1 Cybersecurity
    25. Article 2.4.2 Intruder Alert!
    26. Free Response 2.4.3 Cybersecurity and You
    27. Connection 2.4.4 Internet of Things
    28. Connection 2.4.5 Hackers vs. Smart Homes
    29. Free Response 2.4.6 Internet of Things Reflection
    30. Article 2.4.7 Ransomware Simulation
    31. Article 2.4.8 Phishing Simulator
    32. Free Response 2.4.9 Cyber Defense 3-2-1

    33. 2.5 The CIA Triad

    34. Video 2.5.1 CIA Triad
    35. Check for Understanding 2.5.2 CIA Triad
    36. Free Response 2.5.3 Which part of the CIA Triad?
    37. Free Response 2.5.4 Which part of the CIA Triad?
    38. Free Response 2.5.5 Breach of Confidentiality
    39. Free Response 2.5.6 Breach of Availability
    40. Free Response 2.5.7 CIA Connections

    41. 2.6 Encryption

    42. Free Response 2.6.1 What is Cryptography?
    43. Video 2.6.2 Cryptography: A Brief History
    44. Article 2.6.3 Cryptogram Game!
    45. Article 2.6.4 Encrypt/Decrypt
    46. Notes 2.6.5 Using the Caesar Cipher
    47. Article 2.6.6 Caesar Cipher Encryption
    48. Article 2.6.7 Decrypt Caesar's Cipher!
    49. Article 2.6.8 Cracking Caesar Program
    50. Free Response 2.6.9 Security Tradeoffs

    51. 2.7 Project: Steganography

    52. Video 2.7.1 What is Steganography?
    53. Notes 2.7.2 Hidden Message Instructions
    54. Example 2.7.3 Hidden Message
    55. Free Response 2.7.4 Your turn: Hide Your Message!
    56. Challenge 2.7.5 Your turn: Image Creation
    57. Free Response 2.7.6 Partner Decrypt and Final Reflection

    58. 2.8 Exploring the Internet Quiz

    59. Quiz 2.8.1 Exploring the Internet Quiz

  3. Exploring Web Design

    1. 3.1 Introduction to HTML

    2. Video 3.1.1 Introduction to HTML
    3. Check for Understanding 3.1.2 Introduction to HTML Quiz
    4. Example 3.1.3 Our First HTML Page
    5. Exercise 3.1.4 Creating Your First Webpage
    6. Example 3.1.5 Your Second Tag
    7. Exercise 3.1.6 Dear Diary

    8. 3.2 Structure of an HTML Page

    9. Video 3.2.1 Structure of an HTML Page
    10. Check for Understanding 3.2.2 Structure of an HTML Page Quiz
    11. Example 3.2.3 HTML Template
    12. Example 3.2.4 Hello World Page
    13. Exercise 3.2.5 Introduce Yourself
    14. Free Response 3.2.6 Create Your Own codehs.me Homepage

    15. 3.3 Formatting Text

    16. Video 3.3.1 Formatting Text
    17. Check for Understanding 3.3.2 Formatting Text Quiz
    18. Example 3.3.3 Dictionary Entry
    19. Exercise 3.3.4 Online Recipe
    20. Exercise 3.3.5 Class Schedule
    21. Exercise 3.3.6 Add Favorites to Your Homepage

    22. 3.4 Creating Links

    23. Video 3.4.1 Links
    24. Check for Understanding 3.4.2 Links Quiz
    25. Example 3.4.3 The <a> Tag
    26. Exercise 3.4.4 Linkbran.ch
    27. Exercise 3.4.5 Wiki Page
    28. Exercise 3.4.6 Adding Links to Your Homepage

    29. 3.5 Incorporating Images

    30. Video 3.5.1 Images
    31. Check for Understanding 3.5.2 Images Quiz
    32. Example 3.5.3 The <img> Tag
    33. Example 3.5.4 Using an Image as a Link
    34. Exercise 3.5.5 Your Favorite Image
    35. Exercise 3.5.6 Gallery Layout
    36. Exercise 3.5.7 Adding Images to Your Homepage

    37. 3.6 Using Lists

    38. Video 3.6.1 HTML Lists
    39. Check for Understanding 3.6.2 HTML Lists Quiz
    40. Example 3.6.3 Grocery Shopping
    41. Exercise 3.6.4 Chores
    42. Exercise 3.6.5 Favorites
    43. Exercise 3.6.6 Add a List to Your Homepage

    44. 3.7 Applying Styling

    45. Video 3.7.1 HTML Styling
    46. Check for Understanding 3.7.2 HTML Styling Quiz
    47. Example 3.7.3 Styling the Grocery List
    48. Exercise 3.7.4 Styling an Article
    49. Exercise 3.7.5 Does Taylor Swift Lack Style?

    50. 3.8 Introduction to CSS Styling

    51. Video 3.8.1 Video
    52. Check for Understanding 3.8.2 Introduction to CSS Quiz
    53. Example 3.8.3 Styling with CSS
    54. Exercise 3.8.4 Styling a List
    55. Exercise 3.8.5 Adding CSS Styling

    56. 3.9 Complete Your Homepage

    57. Example 3.9.1 Example Homepage
    58. Challenge 3.9.2 Complete Your Homepage
    59. Badge 3.9.3 Create Your Homepage Badge

    60. 3.10 Quiz: Exploring Web Design

    61. Quiz 3.10.1 Exploring Web Design

  4. Exploring Art with Code

    1. 4.1 Getting Started

    2. Video 4.1.1 What is Creative Coding
    3. Connection 4.1.2 p5.js Reference Guide
    4. Video 4.1.3 Drawing and Shapes
    5. Exercise 4.1.4 Create a Canvas
    6. Connection 4.1.5 Canvas Coordinates
    7. Exercise 4.1.6 Line
    8. Exercise 4.1.7 Rectangle
    9. Exercise 4.1.8 Ellipse

    10. 4.2 Color

    11. Video 4.2.1 Color
    12. Connection 4.2.2 Create a Color Palette
    13. Connection 4.2.3 Hex to RGB Color Converter
    14. Example 4.2.4 Using RGB Values
    15. Exercise 4.2.5 Background Color
    16. Exercise 4.2.6 Fill
    17. Exercise 4.2.7 Stroke

    18. 4.3 Variables

    19. Video 4.3.1 Variables
    20. Example 4.3.2 Using Variables: Bricks
    21. Exercise 4.3.3 Making Variables
    22. Exercise 4.3.4 Reusing Variables
    23. Exercise 4.3.5 Width and Height

    24. 4.4 The Draw Loop

    25. Video 4.4.1 The Draw Loop
    26. Connection 4.4.2 A Brief History of Animation
    27. Exercise 4.4.3 Frame Rate
    28. Exercise 4.4.4 No Loop
    29. Exercise 4.4.5 Frame Count

    30. 4.5 Color Transitions

    31. Video 4.5.1 Animated Color Transitions
    32. Connection 4.5.2 Color Gradient
    33. Exercise 4.5.3 Grayscale Gradient
    34. Exercise 4.5.4 Grayscale to Color
    35. Exercise 4.5.5 Color to Grayscale

    36. 4.6 Shape Transformations

    37. Video 4.6.1 Shape Transformations
    38. Exercise 4.6.2 Translation
    39. Exercise 4.6.3 Animated Translation
    40. Exercise 4.6.4 Rotation
    41. Exercise 4.6.5 Animated Rotation
    42. Exercise 4.6.6 Scale
    43. Exercise 4.6.7 Animated Scale

    44. 4.7 Direction

    45. Video 4.7.1 Direction
    46. Exercise 4.7.2 Up and Down
    47. Exercise 4.7.3 Left and Right
    48. Exercise 4.7.4 Diagonal

    49. 4.8 Mouse Data

    50. Video 4.8.1 Mouse Data
    51. Exercise 4.8.2 mouseX
    52. Exercise 4.8.3 mouseY
    53. Exercise 4.8.4 mouseX and mouseY
    54. Exercise 4.8.5 mouseButton
    55. Exercise 4.8.6 Paint and Erase

    56. 4.9 Keyboard Data

    57. Video 4.9.1 Keyboard Data
    58. Exercise 4.9.2 keyIsPressed
    59. Connection 4.9.3 Key Codes
    60. Exercise 4.9.4 keyIsDown
    61. Exercise 4.9.5 key

    62. 4.10 Project: Animate an Emoji

    63. Exercise 4.10.1 Project: Animate an Emoji

  5. Exploring Game Design

    1. 5.1 Intro to Games

    2. Video 5.1.1 Intro to Games
    3. Free Response 5.1.2 What Games Have You Played?
    4. Free Response 5.1.3 Game Design Reflection

    5. 5.2 Unpacking a Game

    6. Video 5.2.1 Gameplay and Game Components
    7. Quiz 5.2.2 Check Your Understanding - Gameplay and Game Components
    8. Video 5.2.3 Game Mechanics and Elements
    9. Quiz 5.2.4 Check Your Understanding - Game Mechanics and Elements
    10. Notes 5.2.5 Investigate a Game
    11. Free Response 5.2.6 Identify Game Elements
    12. Free Response 5.2.7 Identify Game Components
    13. Free Response 5.2.8 Identify Game Mechanics
    14. Free Response 5.2.9 Describe Your Experience

    15. 5.3 Categorizing Games

    16. Notes 5.3.1 Categorizing Games
    17. Article 5.3.2 A Bird's Eye View on Perspectives
    18. Article 5.3.3 Getting to Know Game Genres
    19. Notes 5.3.4 Pick a Few Games
    20. Free Response 5.3.5 Categorizing Your Games
    21. Free Response 5.3.6 Game Category Reflection

    22. 5.4 Intro to JavaScript

    23. Video 5.4.1 Hello World
    24. Example 5.4.2 Hello World
    25. Exercise 5.4.3 Introduce Yourself
    26. Debugging 5.4.4 Debugging: Printing Error
    27. Quiz 5.4.5 Check Your Understanding - Printing

    28. 5.5 Variables

    29. Video 5.5.1 Variables
    30. Video 5.5.2 Live Coding: Variables
    31. Exercise 5.5.3 Exploration: Making a Purchase
    32. Quiz 5.5.4 Check Your Understanding - Variables
    33. Exercise 5.5.5 2020 Olympic Basketball Winners
    34. Debugging 5.5.6 Debugging: Hiking App

    35. 5.6 Introducing Libraries

    36. Video 5.6.1 Introducing Libraries and p5play
    37. Article 5.6.2 p5play Demo - Asteroids
    38. Article 5.6.3 p5play Demo - Dominoes
    39. Article 5.6.4 p5play Demo - Red Remover
    40. Article 5.6.5 p5play Reference Guide

    41. 5.7 Program Structure

    42. Video 5.7.1 Program Structure
    43. Notes 5.7.2 Program Structure Reference
    44. Example 5.7.3 Bounce Bounce Revolution
    45. Exercise 5.7.4 Exploration: The Elevator
    46. Exercise 5.7.5 The Propeller
    47. Quiz 5.7.6 Check Your Understanding - Structure

    48. 5.8 Understanding the Canvas

    49. Video 5.8.1 Understanding the Canvas
    50. Exercise 5.8.2 Create a Canvas
    51. Connection 5.8.3 Canvas Coordinates
    52. Example 5.8.4 Helper Function for Coordinates
    53. Example 5.8.5 Refreshing the Canvas
    54. Exercise 5.8.6 Shelving Boxes
    55. Quiz 5.8.7 Check Your Understanding - Canvas

    56. 5.9 Your First Sprites

    57. Video 5.9.1 Your First Sprites
    58. Example 5.9.2 Sprite Face
    59. Exercise 5.9.3 Exploration: Shapeshifter
    60. Exercise 5.9.4 Downhill Delights
    61. Quiz 5.9.5 Check Your Understanding - Sprites
    62. Challenge 5.9.6 Block Mario

    63. 5.10 The Physics of Sprites

    64. Notes 5.10.1 Physics Engines and Gravity
    65. Exercise 5.10.2 Exploration: Gravity
    66. Notes 5.10.3 Collisions
    67. Exercise 5.10.4 Exploration: Collisions
    68. Notes 5.10.5 Physical Properties
    69. Exercise 5.10.6 Exploration: Physical Properties
    70. Notes 5.10.7 Motion
    71. Exercise 5.10.8 Exploration: Motion
    72. Free Response 5.10.9 Sprite Physics Reflection