The After School Coding Club

Scratch Full Lesson 4: If-Then-Else (Conditionals Continued!)

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A step by step computer programming lesson in Scratch with an introduction to the Scratch workspace leading up to the exercise.

In this script we explore conditionals a little farther by playing around with an "if-then-else" block. A simple math question is randomly generated and based on whether the answer given is right or wrong, the alien gives you feedback.

In this example you'll:

  • Creating variables
  • Random number generation
  • Joining strings in Scratch