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Coding · Grade 2

Events and Sequences

Second graders see how an event starts a sequence of blocks, predict what programs with several event scripts do when events happen in a given order (and more than once), and build arrow-key scripts that control a character like a game.

  • 3 lessons
  • About 65 minutes
  • Events and sequences check: 7 questions
  • Ways to answer: choose an answer, put code in order, trace code, match pairs and type a number
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What learners will discover

  • Explain that an event starts a script whose blocks run in order, and put a script in order.
  • Predict what a program with several event scripts does when events happen in a given order, including repeated events.
  • Build event scripts that let a player control a character with keys, and predict where the character ends up.

Lessons

  1. An event starts a sequence 4 steps2 practiceabout 15 min
  2. Predict with many events 5 steps3 practiceabout 16 min
  3. Control a character with keys 5 steps3 practiceabout 18 min
  4. Events and sequences check 7 questions at the end

Keep exploring

Games to practice with

  • Robot RoutesSnap together arrow, repeat and dance blocks to guide Bolt the robot home.
  • Bug DetectiveA robot program almost works. Run it, spot the buggy block, and fix it.
  • Mini-Game StudioMake a tiny game with rule blocks, test-play it, and share it once it can be won.

More 2nd grade coding

Guide for grown-ups