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Grade 9 · Computer Science

Grade 9 Computer Science

36 weekly lessons connected to an illustrated, printable digital textbook.

Learn, practice, and explore

Use the 36-week lesson sequence alongside the digital textbook. The book provides lesson explanations, worked examples, practice, instructional illustrations, and a parent answer guide. Reading alone does not record scores or change assignments.

These original lesson companions support parent-led learning. Standards alignment for North Carolina and South Carolina requires separate verification.

All 36 weekly computer science lessons

📖 Open Textbook
  1. Week 1

    Computing systems and networks

    I can define and explain the essential ideas in computing systems and networks and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  2. Week 2

    Computing systems and networks — Analyze an example

    I can model and annotate the essential ideas in computing systems and networks and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  3. Week 3

    Computing systems and networks — Apply with evidence

    I can compare and justify the essential ideas in computing systems and networks and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  4. Week 4

    Computing systems and networks — Demonstrate understanding

    I can create and reflect the essential ideas in computing systems and networks and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  5. Week 5

    Binary and digital data

    I can define and explain the essential ideas in binary and digital data and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  6. Week 6

    Binary and digital data — Analyze an example

    I can model and annotate the essential ideas in binary and digital data and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  7. Week 7

    Binary and digital data — Apply with evidence

    I can compare and justify the essential ideas in binary and digital data and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  8. Week 8

    Binary and digital data — Demonstrate understanding

    I can create and reflect the essential ideas in binary and digital data and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  9. Week 9

    Algorithms as instructions

    I can define and explain the essential ideas in algorithms as instructions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  10. Week 10

    Algorithms as instructions — Analyze an example

    I can model and annotate the essential ideas in algorithms as instructions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  11. Week 11

    Algorithms as instructions — Apply with evidence

    I can compare and justify the essential ideas in algorithms as instructions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  12. Week 12

    Algorithms as instructions — Demonstrate understanding

    I can create and reflect the essential ideas in algorithms as instructions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  13. Week 13

    Flowcharts and pseudocode

    I can define and explain the essential ideas in flowcharts and pseudocode and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  14. Week 14

    Flowcharts and pseudocode — Analyze an example

    I can model and annotate the essential ideas in flowcharts and pseudocode and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  15. Week 15

    Flowcharts and pseudocode — Apply with evidence

    I can compare and justify the essential ideas in flowcharts and pseudocode and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  16. Week 16

    Flowcharts and pseudocode — Demonstrate understanding

    I can create and reflect the essential ideas in flowcharts and pseudocode and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  17. Week 17

    Programming variables

    I can define and explain the essential ideas in programming variables and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  18. Week 18

    Programming variables — Analyze an example

    I can model and annotate the essential ideas in programming variables and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  19. Week 19

    Programming variables — Apply with evidence

    I can compare and justify the essential ideas in programming variables and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  20. Week 20

    Programming variables — Demonstrate understanding

    I can create and reflect the essential ideas in programming variables and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  21. Week 21

    Branching and decisions

    I can define and explain the essential ideas in branching and decisions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  22. Week 22

    Branching and decisions — Analyze an example

    I can model and annotate the essential ideas in branching and decisions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  23. Week 23

    Branching and decisions — Apply with evidence

    I can compare and justify the essential ideas in branching and decisions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  24. Week 24

    Branching and decisions — Demonstrate understanding

    I can create and reflect the essential ideas in branching and decisions and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  25. Week 25

    Loops and iteration

    I can define and explain the essential ideas in loops and iteration and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  26. Week 26

    Loops and iteration — Analyze an example

    I can model and annotate the essential ideas in loops and iteration and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  27. Week 27

    Loops and iteration — Apply with evidence

    I can compare and justify the essential ideas in loops and iteration and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  28. Week 28

    Loops and iteration — Demonstrate understanding

    I can create and reflect the essential ideas in loops and iteration and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  29. Week 29

    Testing and debugging

    I can define and explain the essential ideas in testing and debugging and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  30. Week 30

    Testing and debugging — Analyze an example

    I can model and annotate the essential ideas in testing and debugging and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  31. Week 31

    Testing and debugging — Apply with evidence

    I can compare and justify the essential ideas in testing and debugging and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  32. Week 32

    Testing and debugging — Demonstrate understanding

    I can create and reflect the essential ideas in testing and debugging and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  33. Week 33

    Responsible technology project

    I can define and explain the essential ideas in responsible technology project and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  34. Week 34

    Responsible technology project — Analyze an example

    I can model and annotate the essential ideas in responsible technology project and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  35. Week 35

    Responsible technology project — Apply with evidence

    I can compare and justify the essential ideas in responsible technology project and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →
  36. Week 36

    Responsible technology project — Demonstrate understanding

    I can create and reflect the essential ideas in responsible technology project and support my explanation with a clear example.

    Open interactive lesson →Read this chapter →

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