Please enable JavaScript to use CodeHS

Michigan 3A: 3A-AP-14

  1. Frameworks
  2. Michigan 3A

CodeHS Lessons

Use lists to simplify solutions, generalizing computational problems instead of repeatedly using simple variables.

Introduction to Computer Science in JavaScript (Corgi)
Standard
20.1 Intro to Arrays
20.2 Adding & Removing from an Array
20.3 Iterating Through an Array
21.1 Intro to Objects
21.4 Iterating Through an Object
22.1 Intro to Sets
22.2 Intro to Grids
22.3 Looping Over a Grid
22.4 Grid Example: Get a Row
28.1 Game Design: Helicopter

Introduction to Python Programming
Standard
12.1 Tuples
12.2 Lists
12.3 For Loops and Lists
12.4 List Methods
13.1 2d Lists
13.2 List Comprehensions
13.3 Packing and Unpacking
13.4 Dictionaries
20.1 Project: Who Said It?
22.1 Classes and Objects
22.5 Class Variables vs. Instance Variables
28.17 For Loops and Lists
28.19 2d Lists
28.20 List Comprehensions
28.21 Dictionaries

AP Computer Science Principles in JavaScript
Standard
7.1 Intro to Lists/Arrays
7.2 Indexing Into an Array
7.5 Iterating Over an Array
7.6 Finding an Element in a List

AP Computer Science Principles in Python (Refreshed 2026)
Standard
7.4 For Loops and Lists
30.1 Classes and Objects
30.5 Class Variables vs. Instance Variables
32.1 Project: Who Said It?
35.1 2d Lists
35.2 List Comprehensions
35.3 Packing and Unpacking
35.4 Dictionaries
35.5 Equivalence vs. Identity

AP Computer Science Principles: Cybersecurity
Standard
7.1 Intro to Lists/Arrays
7.2 Indexing Into an Array
7.5 Iterating Over an Array
7.6 Finding an Element in a List

Web Development
Standard
1.9 Keyboard Interactions
2.2 Iterating with jQuery
4.2 Storing Data with Local Storage
4.3 Storing Data Structures with Local Storage
4.7 Storing Data with Firebase
4.10 For/In Loops
9.19 Intro to Lists/Arrays
9.20 Indexing Into an Array
9.21 Adding/Removing From an Array
9.22 Array Length and Looping Through Arrays

Web Design and Development
Standard
5.8 Keyboard Interactions
6.2 Iterating with jQuery
8.2 Storing Data with Local Storage
8.3 Storing Data Structures with Local Storage
8.7 Storing Data with Firebase
8.10 For/In Loops
19.17 Intro to Arrays
19.18 Adding & Removing from an Array
19.19 Iterating Through an Array

Video Game Design in JavaScript
Standard
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
16.1 Game Design: Helicopter
23.1 Intro to Sets
23.2 Intro to Grids
23.3 Looping Over a Grid
23.4 Grid Example: Get a Row

Introduction to Computer Science in JavaScript (Bulldog)
Standard
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
16.1 Game Design: Helicopter
20.1 Intro to Sets
20.2 Intro to Grids
20.3 Looping Over a Grid
20.4 Grid Example: Get a Row

Introduction to Computer Science in JavaScript (Collie)
Standard
20.1 Intro to Arrays
20.2 Adding & Removing from an Array
20.3 Iterating Through an Array
21.1 Intro to Objects
21.4 Iterating Through an Object
22.1 Intro to Sets
22.2 Intro to Grids
22.3 Looping Over a Grid
22.4 Grid Example: Get a Row
25.1 Game Design: Helicopter

Mobile Apps
Standard
10.1 Using Arrays and Indexing to Set State
10.2 Mapping Through Objects in Arrays

AP Computer Science A Labs
Standard
15.1 Writing BlackJack

Intro to Programming in Python with Arduino
Standard
9.1 Tuples
9.2 Lists
9.3 For Loops and Lists
9.4 List Methods
10.1 2d Lists
10.2 List Comprehensions
10.3 Packing and Unpacking
10.4 Dictionaries
10.5 Equivalence vs. Identity
14.1 Classes and Objects
14.5 Class Variables vs. Instance Variables

Intro to Programming in JavaScript with Arduino
Standard
22.1 Game Design: Helicopter

Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

AP Computer Science A (Nitro - 2019 AP CSA Framework)
Standard
6.1 Array
6.2 Traversing Arrays
7.1 ArrayList
7.2 ArrayList Methods
7.3 Traversing ArrayLists

AP Computer Science A (Mocha - 2019 AP CSA Framework)
Standard
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
10.1 Final Project

Intro to Computer Science in Python 3
Standard
8.1 Tuples
8.2 Lists
8.3 For Loops and Lists
8.4 List Methods
9.1 2d Lists
9.2 List Comprehensions
9.3 Packing and Unpacking
9.4 Dictionaries
9.5 Equivalence vs. Identity
12.1 Classes and Objects
12.5 Class Variables vs. Instance Variables
16.1 Project: Who Said It?

Arizona Software and App Design I
Standard
6.13 Intro to Lists/Arrays
6.14 Indexing Into an Array
6.15 Adding/Removing From an Array
6.16 Array Length and Looping Through Arrays
7.8 Keyboard Interactions
8.2 Iterating with jQuery
10.2 Storing Data with Local Storage
10.3 Storing Data Structures with Local Storage
10.7 Storing Data with Firebase
10.10 For/In Loops

Arizona Software and App Design II
Standard
8.2 Introduction to Arrays
8.3 Using Arrays
8.5 ArrayList Methods
8.6 Arrays vs ArrayLists
8.8 The List Interface
8.9 2D Arrays
8.11 HashMaps
8.12 Binary

Arizona Computer Science
Standard
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
16.1 Indexing Into an Array
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

Arkansas Introduction to Computer Science
Standard
5.1 Tuples
5.2 Lists
5.3 For Loops and Lists
5.4 List Methods

Arkansas Programming I (JavaScript) (2020)
Standard
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
13.1 Indexing Into an Array
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

Arkansas Programming I (Python) (2020)
Standard
10.1 Tuples
10.2 Lists
10.3 For Loops and Lists
10.4 List Methods
11.1 2d Lists
11.2 List Comprehensions
11.3 Packing and Unpacking
11.4 Dictionaries
11.5 Equivalence vs. Identity
18.1 Project: Who Said It?

California Software and Systems Development I
Standard
6.17 Intro to Arrays
6.18 Adding & Removing from an Array
6.19 Iterating Through an Array
7.2 Iterating with jQuery
8.9 Keyboard Interactions
8.13 Storing Data with Local Storage
19.13 Intro to Lists/Arrays
19.14 Indexing Into an Array
19.15 Adding/Removing From an Array
19.16 Array Length and Looping Through Arrays

California Computer Science
Standard
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
17.1 Indexing Into an Array
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

California Software and Systems Development II
Standard
2.5 Intro to Objects
2.8 Iterating Through an Object
3.1 Intro to Sets
3.2 Intro to Grids
3.3 Looping Over a Grid
3.4 Grid Example: Get a Row
8.2 Storing Data with Firebase
8.9 For/In Loops
11.17 Intro to Arrays
11.18 Adding & Removing from an Array
11.19 Iterating Through an Array

Connecticut Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

Delaware Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

Florida Foundations of Web Design
Standard
6.13 Intro to Lists/Arrays
6.14 Indexing Into an Array
6.15 Adding/Removing From an Array
6.16 Array Length and Looping Through Arrays
7.9 Keyboard Interactions
8.2 Iterating with jQuery
10.2 Storing Data with Local Storage
10.3 Storing Data Structures with Local Storage
10.7 Storing Data with Firebase
10.10 For/In Loops

Florida Computer Programming Fundamentals Honors
Standard
9.5 Tuples
9.6 Lists
9.7 For Loops and Lists
9.8 List Methods
9.10 2d Lists
10.1 Classes and Objects
10.5 Class Variables vs. Instance Variables

Georgia Programming, Games, Apps, and Society
Standard
10.1 Using Arrays and Indexing to Set State
10.2 Mapping Through Objects in Arrays

Georgia Computer Science Principles
Standard
7.1 Intro to Lists/Arrays
7.2 Indexing Into an Array
7.5 Iterating Over an Array
7.6 Finding an Element in a List

Georgia Introduction to Digital Technology
Standard
17.11 Intro to Lists/Arrays
17.12 Adding/Removing From an Array
17.13 Array Length and Looping Through Arrays
17.14 Iterating Over an Array
19.1 Indexing Into 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

Georgia Foundations of Artificial Intelligence
Standard
9.1 Tuples
9.2 Lists
9.3 For Loops and Lists
9.4 List Methods
9.5 2d Lists
12.1 List Comprehensions
12.2 Packing and Unpacking
12.3 Dictionaries
12.4 Equivalence vs. Identity
15.1 Classes and Objects
15.5 Class Variables vs. Instance Variables
17.1 Project: Who Said It?

Georgia Web Development
Standard
5.8 Keyboard Interactions
6.2 Iterating with jQuery
8.2 Storing Data with Local Storage
8.3 Storing Data Structures with Local Storage
8.7 Storing Data with Firebase
8.10 For/In Loops

Hawaii EXS1300 Intro to Computer Science
Standard
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
16.1 Indexing Into an Array
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

Illinois Introduction to Computer Science
Standard
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
29.6 Finding an Element in a List
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
32.1 Game Design: Helicopter

Indiana Computing Foundations for a Digital Age
Standard
5.12 Basic Collection Types

Indiana Introduction to Computer Science
Standard
29.1 Evolution Simulation
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
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

Indiana Principles of Computing
Standard
29.1 Evolution Simulation
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
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

Indiana Topics in Computer Science
Standard
6.1 Tuples
6.2 Lists
6.3 For Loops and Lists
6.4 List Methods
6.5 2d Lists
6.6 Dictionaries

Indiana Computer Science I
Standard
22.1 Evolution Simulation
26.1 Intro to Lists/Arrays
26.2 Indexing Into an Array
26.3 Adding/Removing From an Array
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

Indiana Computer Science III: Cybersecurity
Standard
23.5 Arrays and Objects

Iowa Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

Maryland Computer Science I
Standard
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
16.1 Indexing Into an Array
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

Michigan Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

New Hampshire Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

New Jersey Computer Science
Standard
6.1 Intro to Lists/Arrays
6.2 Indexing Into an Array
6.5 Iterating Over an Array
6.6 Finding an Element in a List

New Jersey Computer Science and Design Thinking
Standard
6.1 Intro to Lists/Arrays
6.2 Indexing Into an Array
6.5 Iterating Over an Array
6.6 Finding an Element in a List

New Mexico Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

Nevada Computer Science 2
Standard
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
7.11 HashMaps
7.12 Binary

Nevada Advanced Computer Science I
Standard
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
16.1 Intro to Objects
16.4 Iterating Through an Object

Oklahoma Computer Science I
Standard
10.5 Arrays and Objects

Oklahoma Computer Science II
Standard
9.1 Intro to Lists/Arrays
9.2 Adding/Removing From an Array
9.3 Array Length and Looping Through Arrays
9.4 Iterating Over an Array
9.5 Finding an Element in a List
9.6 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

Oklahoma Advanced Programming
Standard
5.1 Tuples
5.2 Lists
5.3 For Loops and Lists
5.4 List Methods
5.6 Dictionaries
13.1 Classes and Objects
13.5 Class Variables vs. Instance Variables

Oklahoma Cybersecurity
Standard
13.5 Arrays and Objects

Pennsylvania Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

Rhode Island Computer Science Principles in Python
Standard
6.1 Tuples
6.2 Lists
6.3 For Loops and Lists
6.4 List Methods

South Carolina Computer Programming 2 with Python
Standard
4.1 Tuples
4.2 Lists
4.3 For Loops and Lists
4.4 List Methods
6.1 Classes and Objects
6.5 Class Variables vs. Instance Variables
13.1 Project: Who Said It?

South Carolina Intermediate Computer Programming
Standard
4.1 Tuples
4.2 Lists
4.3 For Loops and Lists
4.4 List Methods
6.1 Classes and Objects
6.5 Class Variables vs. Instance Variables
13.1 Project: Who Said It?

South Carolina Fundamentals of Computing
Standard
24.1 Intro to Arrays
24.2 Adding & Removing from an Array
24.3 Iterating Through an Array
25.1 Intro to Objects
25.4 Iterating Through an Object

South Carolina Cybersecurity Fundamentals
Standard
14.5 Arrays and Objects

South Carolina Fundamentals of Web Page Design and Development
Standard
7.8 Keyboard Interactions
8.2 Iterating with jQuery
10.2 Storing Data with Local Storage
10.3 Storing Data Structures with Local Storage
10.7 Storing Data with Firebase
10.10 For/In Loops
13.19 Intro to Lists/Arrays
13.20 Indexing Into an Array
13.21 Adding/Removing From an Array
13.22 Array Length and Looping Through Arrays

South Carolina Fundamentals of Web Page Design and Development with Certification Prep
Standard
7.8 Keyboard Interactions
8.2 Iterating with jQuery
10.2 Storing Data with Local Storage
10.3 Storing Data Structures with Local Storage
10.7 Storing Data with Firebase
10.10 For/In Loops
14.19 Intro to Lists/Arrays
14.20 Indexing Into an Array
14.21 Adding/Removing From an Array
14.22 Array Length and Looping Through Arrays

South Carolina Fundamentals of Computing (2019)
Standard
15.11 Intro to Lists/Arrays
15.12 Adding/Removing From an Array
15.13 Array Length and Looping Through Arrays
15.14 Iterating Over an Array
20.1 Indexing Into an Array
20.2 Finding an Element in a List
20.3 Removing an Element From an Array
21.1 Intro to Objects/Maps
21.2 Basics of Objects
21.3 Iterating Over an Object
21.4 When Do I Use an Object?
21.5 Intro to Sets
21.6 Intro to Grids
21.7 Looping Over a Grid
21.8 Grid Example: Get a Row
21.9 Data Structures Challenges

South Carolina Cybersecurity Fundamentals (2019)
Standard
16.5 Arrays and Objects

Tennessee Coding I
Standard
10.1 Intro to Arrays
10.2 Adding & Removing from an Array
10.3 Iterating Through an Array
11.1 Intro to Objects
11.4 Iterating Through an Object

Tennessee Introduction to Computer Science
Standard
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

Texas Computer Science 2
Standard
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

Texas Computer Science I
Standard
13.1 Intro to Arrays
13.2 Adding & Removing from an Array
13.3 Iterating Through an Array

Virginia Computer Science Foundations
Standard
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
16.1 Indexing Into an Array
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

Washington Foundations of Computer Science
Standard
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
16.1 Indexing Into an Array
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

AP Computer Science Principles in Python
Standard
7.1 Tuples
7.2 Lists
7.3 For Loops and Lists
7.4 List Methods
27.1 Classes and Objects
27.5 Class Variables vs. Instance Variables
29.1 Project: Who Said It?
34.1 2d Lists
34.2 List Comprehensions
34.3 Packing and Unpacking
34.4 Dictionaries
34.5 Equivalence vs. Identity

IB Computer Science Standard Level (2021)
Standard
13.1 Array
13.2 Traversing Arrays
14.1 ArrayList
14.2 ArrayList Methods
14.3 Traversing ArrayLists

IB Computer Science Higher Level (Year One) (2021)
Standard
12.1 Array
12.2 Traversing Arrays
13.1 ArrayList
13.2 ArrayList Methods
13.3 Traversing ArrayLists

Utah Computer Programming 2
Standard
4.1 Tuples
4.2 Lists
4.3 For Loops and Lists
4.4 List Methods
5.1 2d Lists
5.2 List Comprehensions
5.3 Packing and Unpacking
5.4 Dictionaries
8.1 Classes and Objects
8.5 Class Variables vs. Instance Variables

Utah Computer Programming 1 and 2
Standard
12.1 Tuples
12.2 Lists
12.3 For Loops and Lists
12.4 List Methods
13.1 2d Lists
13.2 List Comprehensions
13.3 Packing and Unpacking
13.4 Dictionaries
16.1 Classes and Objects
16.5 Class Variables vs. Instance Variables

Introduction to Python Programming 2
Standard
4.1 Tuples
4.2 Lists
4.3 For Loops and Lists
4.4 List Methods
5.1 2d Lists
5.2 List Comprehensions
5.3 Packing and Unpacking
5.4 Dictionaries
9.1 Classes and Objects
9.5 Class Variables vs. Instance Variables
13.1 Project: Who Said It?

Utah Web Development 2
Standard
1.8 Keyboard Interactions
4.2 Storing Data with Local Storage
4.3 Storing Data Structures with Local Storage
4.7 Storing Data with Firebase
4.10 For/In Loops
8.19 Intro to Lists/Arrays
8.20 Indexing Into an Array
8.21 Adding/Removing From an Array
8.22 Array Length and Looping Through Arrays
9.2 Iterating with jQuery

Utah Web Development 1 and 2
Standard
6.8 Keyboard Interactions
9.2 Storing Data with Local Storage
9.3 Storing Data Structures with Local Storage
9.7 Storing Data with Firebase
9.10 For/In Loops
12.19 Intro to Lists/Arrays
12.20 Indexing Into an Array
12.21 Adding/Removing From an Array
12.22 Array Length and Looping Through Arrays
13.2 Iterating with jQuery

Science Olympiad Code Craze (HS)
Standard
12.1 Tuples
12.2 Lists
12.3 For Loops and Lists
12.4 List Methods
13.1 2d Lists
13.2 List Comprehensions
13.3 Packing and Unpacking
13.4 Dictionaries

Introduction to Computer Science in JavaScript (Golden) (2022)
Standard
21.1 Evolution Simulation
25.1 Intro to Lists/Arrays
25.2 Indexing Into an Array
25.3 Adding/Removing From an Array
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

Introduction to Artificial Intelligence (2021)
Standard
6.1 Tuples
6.2 Lists
6.3 For Loops and Lists
6.4 List Methods
6.5 2d Lists
6.6 Dictionaries

North Carolina Intro to Computer Science (2020)
Standard
4.1 Intro to Lists/Arrays
4.2 Indexing Into an Array
4.5 Iterating Over an Array
4.6 Finding an Element in a List

PCEP Certification Prep
Standard
6.1 Tuples
6.2 Lists
6.3 For Loops and Lists
6.4 List Methods
7.1 2d Lists
7.2 List Comprehensions
7.3 Packing and Unpacking
7.4 Dictionaries

Texas Computer Science I in Python
Standard
10.1 Tuples
10.2 Lists
10.3 For Loops and Lists
10.4 List Methods
10.6 2d Lists
10.7 List Comprehensions
10.8 Packing and Unpacking
10.9 Dictionaries
11.7 Classes and Objects
18.3 Class Variables vs. Instance Variables

Idaho High School Computer Science
Standard
10.2 Tuples
10.3 Lists
10.4 List Methods
10.5 Dictionaries
12.1 Classes and Objects
12.5 Class Variables vs. Instance Variables

Alabama Digital Literacy and Computer Science 9-12
Standard
6.1 Basic Collection Types
6.2 List Methods
6.3 Dictionaries