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Coding · Kindergarten

Find and Fix Bugs

Kindergartners learn three kinds of bugs (missing, extra and wrong steps), find the first block that sends Bolt the wrong way by stepping through a program, and fix bugs and test again until the program works.

  • 3 lessons
  • About 45 minutes
  • Bug fixing check: 5 questions
  • Ways to answer: program with blocks, choose an answer, match pairs, type a number, sort into groups and true or false
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What learners will discover

  • Name three kinds of bugs: a missing step, an extra step and a wrong step.
  • Find a bug by stepping through a program and spotting the first block that goes wrong.
  • Fix a bug and test the program again to check that it works.

Lessons

  1. Kinds of bugs 4 steps2 practiceabout 12 min
  2. Find it step by step 4 steps2 practiceabout 12 min
  3. Fix and test again 6 steps3 practiceabout 14 min
  4. Bug fixing check 5 questions at the end

Keep exploring

Games to practice with

  • Robot RoutesSnap together arrow, repeat and dance blocks to guide Bolt the robot home.

More kindergarten coding

Guide for grown-ups