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SC DCS: H.4

CodeHS Lessons

Write code that uses variables, events, functions, operators (i.e. arithmetic, relational, logical), conditional control structures (e.g., if, if-else) and repetition/iteration control structures (e.g., while, for)

Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops
1.14 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
10.4 Mouse Click Events
Standard
9.2 Variables
9.4 Basic Math in JavaScript
9.5 Booleans
9.6 Logical Operators
9.7 Comparison Operators
9.9 For Loops in JavaScript
9.10 For Loop Practice
9.11 Random Numbers
9.12 While Loops
9.13 Loop and a Half
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
Standard
21.1 Challenge Problems
22.1 Booleans
22.2 Logical Operators
22.3 Comparison Operators
22.5 For Loops in JavaScript
22.7 For Loop Practice
22.8 Random Numbers
22.9 While Loops
22.10 Loop and a Half
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops
1.14 Control Structures Example
1.16 Challenge Problems
2.2 Variables
2.4 Basic Math
2.6 Random Numbers
5.1 Booleans
5.3 Logical Operators
5.4 Comparison Operators
5.6 While Loops
5.7 The Break Statement
5.9 For Loops
9.4 Mouse Click Events
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops
1.14 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
10.4 Mouse Click Events
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops
1.14 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math
3.6 Random Numbers
6.1 Booleans
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
11.4 Mouse Click Events
Standard
3.2 Variables
3.4 Basic Math in JavaScript
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math in JavaScript
6.1 Booleans
6.2 Logical Operators
6.3 Comparison Operators
6.5 For Loops in JavaScript
6.7 For Loop Practice
6.8 Random Numbers
6.9 While Loops
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
11.5 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math in JavaScript
5.1 Booleans
5.2 Logical Operators
5.3 Comparison Operators
5.5 For Loops in JavaScript
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
9.5 Mouse Events: Mouse Clicked
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math in JavaScript
5.1 Booleans
5.2 Logical Operators
5.3 Comparison Operators
5.5 For Loops in JavaScript
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
9.5 Mouse Events: Mouse Clicked
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
3.2 Variables
3.4 Basic Math in JavaScript
5.1 Booleans
5.2 Logical Operators
5.3 Comparison Operators
5.5 For Loops in JavaScript
5.7 For Loop Practice
5.8 Random Numbers
5.9 While Loops
5.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
Standard
14.2 Variables
14.4 Basic Math in JavaScript
14.5 Booleans
14.6 Logical Operators
14.7 Comparison Operators
14.9 For Loops in JavaScript
14.10 Functions and Parameters 1
14.11 Functions and Parameters 2
14.12 Functions and Return Values 1
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
6.3 Variables
6.5 Basic Math in JavaScript
8.1 Booleans
8.2 Logical Operators
8.3 Comparison Operators
8.5 For Loops in JavaScript
8.7 For Loop Practice
8.8 Random Numbers
8.9 While Loops
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.11 Mouse Events: Mouse Clicked
Standard
3.10 For Loops
3.12 If/Else Statements
3.13 While Loops in Karel
3.14 Control Structures Example
4.2 Challenge Problems
6.2 Variables
6.4 Basic Math in JavaScript
8.1 Booleans
8.2 Logical Operators
8.3 Comparison Operators
8.5 For Loops in JavaScript
8.7 For Loop Practice
8.8 Random Numbers
8.9 While Loops
8.10 Loop and a Half
10.1 Functions and Parameters 1
10.2 Functions and Parameters 2
10.3 Functions and Parameters 3
10.4 Functions and Return Values 1
10.5 Functions and Return Values 2
10.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
6.2 Variables
6.4 Basic Math in JavaScript
9.1 Booleans
9.2 Logical Operators
9.3 Comparison Operators
9.5 For Loops in JavaScript
9.7 For Loop Practice
9.8 Random Numbers
9.9 While Loops
9.10 Loop and a Half
11.1 Functions and Parameters 1
11.2 Functions and Parameters 2
11.3 Functions and Parameters 3
11.4 Functions and Return Values 1
11.5 Functions and Return Values 2
11.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
10.3 Variables
10.5 Basic Math in JavaScript
15.1 Booleans
15.2 Logical Operators
15.3 Comparison Operators
15.5 For Loops in JavaScript
15.7 For Loop Practice
15.8 Random Numbers
15.9 While Loops
15.10 Loop and a Half
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
17.10 Mouse Events: Mouse Clicked
17.5 Functions and Return Values 2
17.4 Functions and Return Values 1
17.3 Functions and Parameters 3
17.2 Functions and Parameters 2
17.1 Functions and Parameters 1
14.10 Loop and a Half
14.9 While Loops
14.8 Random Numbers
14.7 For Loop Practice
14.5 For Loops in JavaScript
14.3 Comparison Operators
14.2 Logical Operators
14.1 Booleans
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops
1.14 Control Structures Example
2.2 Variables
2.4 Basic Math
2.6 Random Numbers
4.1 Booleans
4.3 Logical Operators
4.4 Comparison Operators
4.6 While Loops
4.7 The Break Statement
4.9 For Loops
6.4 Mouse Click Events
18.1 Challenge Problems
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
8.3 Variables
8.5 Basic Math in JavaScript
10.1 Booleans
10.2 Logical Operators
10.3 Comparison Operators
10.5 For Loops in JavaScript
10.7 For Loop Practice
10.8 Random Numbers
10.9 While Loops
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
21.5 Mouse Events: Mouse Clicked
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
8.3 Variables
8.5 Basic Math in JavaScript
10.1 Booleans
10.2 Logical Operators
10.3 Comparison Operators
10.5 For Loops in JavaScript
10.7 For Loop Practice
10.8 Random Numbers
10.9 While Loops
10.10 Loop and a Half
12.1 Functions and Parameters 1
12.2 Functions and Parameters 2
12.3 Functions and Parameters 3
12.4 Functions and Return Values 1
12.5 Functions and Return Values 2
21.5 Mouse Events: Mouse Clicked
Standard
1.8 Mouse Click Events
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
2.1 Challenge Problems
4.2 Variables
4.4 Basic Math in JavaScript
6.1 Booleans
6.2 Logical Operators
6.3 Comparison Operators
6.5 For Loops in JavaScript
6.7 For Loop Practice
6.8 Random Numbers
6.9 While Loops
6.10 Loop and a Half
8.1 Functions and Parameters 1
8.2 Functions and Parameters 2
8.3 Functions and Parameters 3
8.4 Functions and Return Values 1
8.5 Functions and Return Values 2
10.5 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
8.2 Variables
8.4 Basic Math
8.5 Random Numbers
8.7 Booleans
8.9 Logical Operators
8.10 Comparison Operators
8.11 While Loops
8.12 For Loops
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.2 Variables
2.4 Basic Math in JavaScript
Standard
2.2 Variables
2.4 Basic Math in JavaScript
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops
2.15 Control Structures Example
3.2 Variables
3.4 Basic Math
3.6 Random Numbers
7.1 Booleans
7.3 Logical Operators
7.4 Comparison Operators
7.6 While Loops
7.7 The Break Statement
7.9 For Loops
13.4 Mouse Click Events
Standard
2.9 For Loops
2.11 If/Else Statements
2.12 While Loops
2.14 Control Structures Example
4.2 Variables
4.4 Basic Math
4.6 Random Numbers
6.1 Booleans
6.3 Logical Operators
6.4 Comparison Operators
6.6 While Loops
6.7 The Break Statement
6.9 For Loops
8.4 Mouse Click Events
14.1 Challenge Problems
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
3.10 For Loops
3.12 If/Else Statements
3.13 While Loops in Karel
3.14 Control Structures Example
4.2 Challenge Problems
6.2 Variables
6.4 Basic Math in JavaScript
12.10 Mouse Events: Mouse Clicked
24.5 Functions and Return Values 2
24.5 Functions and Return Values 2
24.4 Functions and Return Values 1
24.4 Functions and Return Values 1
24.3 Functions and Parameters 3
24.3 Functions and Parameters 3
24.2 Functions and Parameters 2
24.2 Functions and Parameters 2
24.1 Functions and Parameters 1
24.1 Functions and Parameters 1
10.10 Loop and a Half
10.9 While Loops
10.8 Random Numbers
10.7 For Loop Practice
10.5 For Loops in JavaScript
10.3 Comparison Operators
10.2 Logical Operators
10.1 Booleans
Standard
1.9 For Loops
1.11 If/Else Statements
1.12 While Loops in Karel
1.13 Control Structures Example
Standard
4.10 For Loops
4.12 If/Else Statements
4.13 While Loops in Karel
4.14 Control Structures Example
5.2 Variables
5.4 Basic Math in JavaScript
6.1 Booleans
6.2 Logical Operators
6.3 Comparison Operators
6.5 For Loops in JavaScript
6.7 For Loop Practice
6.9 While Loops
6.10 Loop and a Half
7.1 Functions and Parameters 1
7.2 Functions and Parameters 2
7.3 Functions and Parameters 3
7.4 Functions and Return Values 1
7.5 Functions and Return Values 2
7.10 Mouse Events: Mouse Clicked
Standard
2.9 For Loops
2.11 If/Else Statements
2.12 While Loops
2.15 Control Structures Example
3.1 Challenge Problems
5.2 Variables
5.4 Basic Math
5.6 Random Numbers
8.3 Logical Operators
8.4 Comparison Operators
8.6 While Loops
8.7 The Break Statement
8.9 For Loops
11.4 Mouse Click Events
Standard
2.9 For Loops
2.11 If/Else Statements
2.12 While Loops in Karel
2.13 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.8 Random Numbers
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
2.10 For Loops
2.12 If/Else Statements
2.13 While Loops in Karel
2.14 Control Structures Example
3.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
9.10 Mouse Events: Mouse Clicked
Standard
13.2 Variables
13.4 Basic Math in JavaScript
13.5 Booleans
13.6 Logical Operators
13.7 Comparison Operators
13.9 For Loops in JavaScript
13.10 For Loop Practice
13.11 Random Numbers
13.12 While Loops
13.13 Loop and a Half
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
Standard
4.3 Booleans
Standard
8.2 Variables
8.4 Basic Math in JavaScript
8.5 Booleans
8.6 Logical Operators
8.7 Comparison Operators
8.9 For Loops in JavaScript
8.10 For Loop Practice
8.11 Random Numbers
8.12 While Loops
8.13 Loop and a Half
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
Standard
12.2 Variables
12.4 Basic Math in JavaScript
12.5 Booleans
12.6 Logical Operators
12.7 Comparison Operators
12.9 For Loops in JavaScript
12.10 For Loop Practice
12.11 Random Numbers
12.12 While Loops
12.13 Loop and a Half
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
Standard
1.10 For Loops
1.12 If/Else Statements
1.13 While Loops in Karel
1.14 Control Structures Example
2.2 Challenge Problems
5.2 Variables
5.4 Basic Math in JavaScript
7.1 Booleans
7.2 Logical Operators
7.3 Comparison Operators
7.5 For Loops in JavaScript
7.7 For Loop Practice
7.9 While Loops
7.10 Loop and a Half
9.1 Functions and Parameters 1
9.2 Functions and Parameters 2
9.3 Functions and Parameters 3
9.4 Functions and Return Values 1
9.5 Functions and Return Values 2
11.5 Mouse Events: Mouse Clicked