1. Beginner 2. Explorer I 3. Explorer II 4. Builder I 5. Builder II 6. Extender 7. Designer I 8. Designer II 9. Leader

4. Builder I

38 classes for Scratch

Students use our four core Debugging techniques to troubleshoot a complex programming problem. Students also complete low-level project challenges without any code hints.

Choose a project platform to view the Builder I-level progression in more detail

Scratch Roblox JavaScript

L4.1. Achieve 20% Independence on Low-Level Challenges

6 classes

We'll assess your progress in this level during class

Complete project walkthroughs using less than 80% of available detail or image hints and minimal instructor support

L4.2. Debugging

4 classes

When you're ready, please set up a time with your instructor to take an assessment for this level

Explain why the computational thinking skills of Decomposition and Algorithm Design are important
Explain the four core debugging tools: Describe, Narrow Down, Simulate and Make the Invisible Visible
Use all four debugging tools on a bug that's presented to you

L5.1. Achieve 50% Independence on Low-Level Challenges

8 classes

We'll assess your progress in this level during class

Complete project walkthroughs using less than 50% of available detail or image hints and minimal instructor support

L5.2. Achieve 80% Independence on Low-Level Challenges

10 classes

We'll assess your progress in this level during class

Complete project walkthroughs using less than 20% of available detail or image hints and minimal instructor support

L5.3. Advanced Scratch Challenge

10 classes

We'll assess your progress in this level during class

Complete an advanced Scratch challenge integrating multiple sprites and programming concepts

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