Please enable JavaScript to use CodeHS

NY 9-12: 9-12.CT.5

  1. Frameworks
  2. New York 9-12

CodeHS Lessons

Modify a function or procedure in a program to perform its computation in a different way over the same inputs, while preserving the result of the overall program.

Introduction to Computer Science in JavaScript (Corgi)
Standard
8.1 Parameters
8.2 Return Values
8.3 Default Parameter Values
8.4 Variable Scopes
10.1 Timers
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
19.3 Animation Practice

AP Computer Science A (Cortado)
Standard
5.3 Overriding Methods

Introduction to Python Programming
Standard
2.8 Super Karel
7.1 While Loops
7.2 For Loops
25.16 Using i in For Loops
25.17 Extended Loop Control
25.20 While Loops

AP Computer Science Principles in JavaScript
Standard
1.10 Super Karel

AP Computer Science Principles in Python
Standard
1.9 Super Karel

Web Development
Standard
2.1 Introduction to jQuery
2.2 Iterating with jQuery
2.3 Animations with jQuery
9.14 Functions and Parameters 1
9.15 Functions and Parameters 2
9.16 Functions and Return Values 1
9.17 Functions and Return Values 2

Web Design and Development
Standard
6.1 Introduction to jQuery
6.2 Iterating with jQuery
6.3 Animations with jQuery

AP Computer Science Principles: Cybersecurity
Standard
1.10 Super Karel

Video Game Design in JavaScript
Standard
7.1 Parameters
7.2 Return Values
7.3 Default Parameter Values
7.4 Variable Scopes
9.1 Timers
9.2 Stopping Timers
9.3 Collisions
9.4 Mouse Click Events
9.5 More Mouse Events
26.2 Animation Practice

Introduction to Computer Science in JavaScript (Bulldog)
Standard
8.1 Parameters
8.2 Return Values
8.3 Default Parameter Values
8.4 Variable Scopes
10.1 Timers
10.2 Stopping Timers
10.3 Collisions
10.4 Mouse Click Events
10.5 More Mouse Events
24.3 Animation Practice

Introduction to Computer Science in JavaScript (Collie)
Standard
8.1 Parameters
8.2 Return Values
8.3 Default Parameter Values
8.4 Variable Scopes
11.1 Timers
11.2 Stopping Timers
11.3 Collisions
11.4 Mouse Click Events
17.3 Animation Practice
11.5 More Mouse Events

Mobile Apps
Standard
8.1 Conditionals and State Change
8.2 Conditionals using Parameters

Mobile Apps (Semester)
Standard
8.1 Conditionals and State Change
8.2 Conditionals using Parameters

Python Basics with Tracy the Turtle
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control
7.4 While Loops

Python Basics with Tracy the Turtle 1
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control
7.4 While Loops

Creative Computing (MS)
Standard
3.14 Using i in For Loops
3.15 Extended Loop Control
3.18 While Loops

Creative Computing (HS)
Standard
6.15 Extended Loop Control
6.14 Using i in For Loops
6.18 While Loops

Computing Ideas (Lovelace)
Standard
13.15 Extended Loop Control
13.14 Using i in For Loops
13.18 While Loops

Creating a Game in Roblox
Standard
3.1 What is Scripting?
3.2 Disappearing Platforms
3.3 Fading Platforms
3.4 Deadly Lava

Introduction to AI for High School
Standard
1.3 Large Language Models

Data Science with Python
Standard
1.9 Using Functions
1.10 Mini-Project: Findings
7.11 For Loops

Data Science with Python (Month)
Standard
1.9 Using Functions
1.10 Mini-Project: Findings

Intro to Programming in Python with Arduino
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops
5.1 While Loops
5.2 For Loops

Intro to Programming in JavaScript with Arduino
Standard
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
11.1 Timers
11.2 Random Circles
11.3 Random Ghosts
11.4 Bouncing Ball
11.5 Mouse Events: Mouse Clicked

Intro to Programming with Tracy the Turtle and micro:bit
Standard
4.4 Using i in For Loops
4.5 Extended Loop Control
6.3 While Loops

Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

AP Computer Science A (Nitro)
Standard
2.5 Calling a Void Method with Parameters
2.6 Calling a Non-void Method
4.5 Informal Code Analysis
9.3 Overriding Methods

AP Computer Science A (Mocha)
Standard
2.9 For Loops
2.10 While Loops
4.9 Method Overloading
4.15 Polymorphism

Intro to Computer Science in Python 3
Standard
2.14 Using i in For Loops
2.15 Extended Loop Control
2.18 While Loops
5.1 While Loops
5.2 For Loops
23.9 Super Karel

Arizona Software and App Design I
Standard
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
8.1 Introduction to jQuery
8.2 Iterating with jQuery
8.3 Animations with jQuery

Arizona Software and App Design II
Standard
3.5 Calling a Void Method with Parameters
3.6 Calling a Non-void Method
6.5 Informal Code Analysis
10.3 Overriding Methods

Arizona Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Arkansas Programming I (JavaScript)
Standard
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 Timers
10.8 Random Circles
10.9 Random Ghosts
10.10 Bouncing Ball
10.11 Mouse Events: Mouse Clicked

Arkansas Programming I (Python)
Standard
2.16 Using i in For Loops
2.17 Extended Loop Control
2.20 While Loops
7.1 While Loops
7.2 For Loops

California Software and Systems Development I
Standard
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
8.1 Introduction to jQuery
8.2 Iterating with jQuery
8.3 Animations with jQuery

California Computer Science
Standard
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 Timers
10.7 Random Circles
10.8 Random Ghosts
10.9 Bouncing Ball
10.10 Mouse Events: Mouse Clicked

Connecticut Computer Science: 8th Grade
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control
7.4 While Loops

Connecticut Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Connecticut Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Delaware Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Delaware Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Florida Foundations of Web Design
Standard
6.10 Functions and Parameters 1
6.11 Functions and Parameters 2
6.12 Functions and Return Values 1
8.1 Introduction to jQuery
8.2 Iterating with jQuery
8.3 Animations with jQuery

Florida Coding Fundamentals
Standard
1.8 Super Karel

Florida Computing Ideas
Standard
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
11.6 Timers
11.7 Random Circles
11.8 Random Ghosts
11.9 Bouncing Ball
11.10 Mouse Events: Mouse Clicked

Georgia Foundations of Computer Programming
Standard
3.14 Using i in For Loops
3.15 Extended Loop Control
3.18 While Loops

Georgia Introduction to Software Technology
Standard
11.3 Introduction to jQuery

Georgia Computer Science Principles
Standard
1.9 Super Karel

Georgia Introduction to Digital Technology
Standard
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
17.6 Timers
17.7 Random Circles
17.8 Random Ghosts
17.9 Bouncing Ball
17.10 Mouse Events: Mouse Clicked

Georgia Foundations of Artificial Intelligence
Standard
5.1 While Loops
5.2 For Loops
18.15 Extended Loop Control
18.14 Using i in For Loops
18.18 While Loops

Georgia Web Development
Standard
6.1 Introduction to jQuery
6.2 Iterating with jQuery
6.3 Animations with jQuery

Hawaii EXS1300 Intro to Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Hawaii EXS0100 Intro to Computer Science A
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Idaho Digital Literacy
Standard
7.1 While Loops
7.2 For Loops
10.16 Extended Loop Control
10.15 Using i in For Loops
10.19 While Loops

Illinois Introduction to Computer Science
Standard
5.1 Parameters
5.2 Return Values
5.3 Default Parameter Values
5.4 Variable Scopes
6.1 Timers
6.2 Stopping Timers
6.3 Collisions
6.4 Mouse Click Events
6.5 More Mouse Events
21.3 Animation Practice

Indiana Computing Foundations for a Digital Age
Standard
8.8 Super Karel
9.10 Mini-Project: Findings
9.9 Using Functions

Indiana Introduction to Computer Science
Standard
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
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked

Indiana Principles of Computing
Standard
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
21.1 Timers
21.2 Random Circles
21.3 Random Ghosts
21.4 Bouncing Ball
21.5 Mouse Events: Mouse Clicked

Indiana Topics in Computer Science
Standard
1.5 Timers
1.6 Stopping Timers
1.7 Collisions
1.8 Mouse Click Events
1.9 More Mouse Events
7.10 Using Functions
7.11 Mini-Project: Findings

Indiana Computer Science I
Standard
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
10.1 Timers
10.2 Random Circles
10.3 Random Ghosts
10.4 Bouncing Ball
10.5 Mouse Events: Mouse Clicked

Iowa Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Iowa Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Maryland Computer Science I
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Michigan Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Michigan Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Montana Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Nebraska Introduction to Computer Science and Technology
Standard
6.15 While Loops
7.11 While Loops
7.12 For Loops

Nebraska Introduction to Computer Science and Technology (1 year)
Standard
8.15 While Loops
9.11 While Loops
9.12 For Loops

New Hampshire Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

New Hampshire Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

New Jersey Computer Science
Standard
1.9 Super Karel

New Jersey Computer Science and Design Thinking
Standard
1.9 Super Karel

New Jersey MS Computer Science
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

New Mexico Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

New Mexico Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Nevada Middle School Computer Science
Standard
3.14 Using i in For Loops
3.15 Extended Loop Control
3.18 While Loops

Nevada Computer Science and Applications
Standard
3.15 Using i in For Loops
3.16 Extended Loop Control
3.19 While Loops

Nevada Computer Science 2
Standard
4.10 For Loops
4.11 While Loops
6.9 Method Overloading
6.15 Polymorphism

Nevada Advanced Computer Science I
Standard
9.1 Parameters
9.2 Return Values
9.3 Default Parameter Values
9.4 Variable Scopes
13.1 Timers
13.2 Stopping Timers
13.3 Collisions
13.4 Mouse Click Events
18.3 Animation Practice
13.5 More Mouse Events

North Carolina Introduction to Computer Science
Standard
11.1 Parameters
11.2 Return Values
11.3 Default Parameter Values
11.4 Variable Scopes
13.3 Large Language Models

New York Computer Science 9-12
Standard
7.1 Parameters
7.2 Return Values
7.3 Default Parameter Values
7.4 Variable Scopes
8.1 Timers
8.2 Stopping Timers
8.3 Collisions
8.4 Mouse Click Events
8.5 More Mouse Events
17.3 Animation Practice

Oklahoma Computer Science 6-7
Standard
1.15 Using i in For Loops
1.16 Extended Loop Control
1.19 While Loops

Oklahoma Exploring Computer Science for 8th Grade
Standard
1.15 Using i in For Loops
1.16 Extended Loop Control
1.19 While Loops

Oklahoma Computer Science II
Standard
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 Timers
8.2 Random Circles
8.3 Random Ghosts
8.4 Bouncing Ball
8.5 Mouse Events: Mouse Clicked

Oklahoma Advanced Programming
Standard
9.10 Using Functions
9.11 Mini-Project: Findings

Pennsylvania Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

Pennsylvania Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Rhode Island Computer Science Principles in Python
Standard
1.8 Super Karel

Rhode Island Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

South Carolina Computer Programming 1 with Python
Standard
3.8 Super Karel
7.1 While Loops
7.2 For Loops
16.16 Using i in For Loops
16.17 Extended Loop Control
16.20 While Loops

South Carolina Computer Programming 2 with Python
Standard
7.9 Using Functions
7.10 Mini-Project: Findings

South Carolina Introduction to Computer Programming
Standard
3.8 Super Karel
7.1 While Loops
7.2 For Loops
16.16 Using i in For Loops
16.17 Extended Loop Control
16.20 While Loops

South Carolina Intermediate Computer Programming
Standard
7.9 Using Functions
7.10 Mini-Project: Findings

South Carolina Fundamentals of Computing
Standard
23.1 Functions and Parameters 1
23.1 Functions and Parameters 1
23.2 Functions and Parameters 2
23.2 Functions and Parameters 2
23.3 Functions and Parameters 3
23.3 Functions and Parameters 3
23.4 Functions and Return Values 1
23.4 Functions and Return Values 1
23.5 Functions and Return Values 2
23.5 Functions and Return Values 2
15.6 Timers
15.7 Random Circles
15.8 Random Ghosts
15.9 Bouncing Ball
15.10 Mouse Events: Mouse Clicked

South Carolina Fundamentals of Web Page Design and Development
Standard
8.1 Introduction to jQuery
8.2 Iterating with jQuery
8.3 Animations with jQuery
13.14 Functions and Parameters 1
13.15 Functions and Parameters 2
13.16 Functions and Return Values 1
13.17 Functions and Return Values 2

South Carolina Fundamentals of Web Page Design and Development with Certification Prep
Standard
8.1 Introduction to jQuery
8.2 Iterating with jQuery
8.3 Animations with jQuery
14.14 Functions and Parameters 1
14.15 Functions and Parameters 2
14.16 Functions and Return Values 1
14.17 Functions and Return Values 2

Tennessee Coding I
Standard
7.1 Parameters
7.2 Return Values
7.3 Default Parameter Values
7.4 Variable Scopes
16.1 Timers
16.2 Stopping Timers
16.3 Collisions
16.4 Mouse Click Events
16.5 More Mouse Events

Tennessee Introduction to Computer Science
Standard
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
7.6 Timers
7.7 Random Circles
7.8 Random Ghosts
7.9 Bouncing Ball
7.10 Mouse Events: Mouse Clicked

Texas Tech Apps (6th grade)
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control

Texas Computer Science 2
Standard
4.10 For Loops
4.11 While Loops
6.9 Method Overloading
6.15 Polymorphism

Texas Computer Science I
Standard
10.1 Parameters
10.3 Return Values
10.4 Default Parameter Values
10.5 Variable Scopes
11.1 Timers
11.2 Stopping Timers
11.3 Collisions
11.4 Mouse Click Events
11.5 More Mouse Events

Virginia Middle School Computer Science Elective
Standard
4.6 Using i in For Loops
4.7 Extended Loop Control
5.3 While Loops

Virginia Computer Science Foundations
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Washington Foundations of Computer Science
Standard
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
9.6 Timers
9.7 Random Circles
9.8 Random Ghosts
9.9 Bouncing Ball
9.10 Mouse Events: Mouse Clicked

Washington Tech Apps and Coding
Standard
1.14 Using i in For Loops
1.15 Extended Loop Control
1.18 While Loops

IB Computer Science Standard Level
Standard
8.5 Calling a Void Method with Parameters
8.6 Calling a Non-void Method
10.5 Informal Code Analysis
12.9 Method Overloading
12.15 Polymorphism
16.3 Overriding Methods

IB Computer Science Higher Level (Year One)
Standard
8.5 Calling a Void Method with Parameters
8.6 Calling a Non-void Method
10.5 Informal Code Analysis
17.3 Overriding Methods
18.9 Method Overloading
18.15 Polymorphism

Utah Computer Programming 1
Standard
1.8 Super Karel
6.1 While Loops
6.2 For Loops

Utah Introduction to Python 1
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control
7.4 While Loops

Utah Introduction to Python 1 and 2
Standard
5.9 Using i in For Loops
5.10 Extended Loop Control
7.4 While Loops

Utah Computer Programming 1 and 2
Standard
1.8 Super Karel
6.1 While Loops
6.2 For Loops

Introduction to Python Programming 1
Standard
1.8 Super Karel
6.1 While Loops
6.2 For Loops
11.16 Using i in For Loops
11.17 Extended Loop Control
11.20 While Loops

Utah Web Development 2
Standard
8.14 Functions and Parameters 1
8.15 Functions and Parameters 2
8.16 Functions and Return Values 1
8.17 Functions and Return Values 2
9.1 Introduction to jQuery
9.2 Iterating with jQuery
9.3 Animations with jQuery

Utah Web Development 1 and 2
Standard
12.14 Functions and Parameters 1
12.15 Functions and Parameters 2
12.16 Functions and Return Values 1
12.17 Functions and Return Values 2
13.1 Introduction to jQuery
13.2 Iterating with jQuery
13.3 Animations with jQuery