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Coding · Pre-K

Choose Between Two Routes

Children find two different routes to the same goal, count the steps on each to find the shorter one, and choose a route that goes around a problem such as a puddle or a hedge. Bolt the robot tests every choice.

  • 3 lessons
  • About 30 minutes
  • Choosing routes check: 4 questions
  • Ways to answer: program with blocks, choose an answer and type a number
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What learners will discover

  • Find two different routes that reach the same goal.
  • Compare two routes by counting their steps, and pick the shorter one.
  • Choose a route that goes around a problem, such as a puddle or a hedge.

Lessons

  1. Two ways to get there 5 steps2 practiceabout 9 min
  2. Which route is shorter? 5 steps3 practiceabout 10 min
  3. Go around the problem 5 steps2 practiceabout 9 min
  4. Choosing routes check 4 questions at the end

Keep exploring

Guide for grown-ups