TalentJR apps
Goal: The loop goes round too many times and bumps the rock. Fix the number. ★★★ = 5 blocks or fewer.
Many bugs are a wrong number. Watch this loop.
Got it? Now solve your puzzle ↓ (a different board — work it out yourself!)
Count the squares the robot must walk before it turns. Use − on the repeat block.
Many bugs are a wrong number. Counting carefully is part of coding.
Chapter 3 — Debugging: Each level starts with a program that has a mistake. Run it, watch where it goes wrong, and fix it.