Active Time
20-30 minutes
Total Project Time
20-30 minutes
Key Concepts
Rock cycle

Introduction

Use crayons to model the rock cycle in this fun activity! You will make colorful sedimentary, metamorphic, and igneous "rocks" from crayon shavings.

Credits

Ben Finio, PhD, Science Buddies
This activity is not appropriate for use as a science fair project. Good science fair projects have a stronger focus on controlling variables, taking accurate measurements, and analyzing data. To find a science fair project that is just right for you, browse our library of over 1,200 Science Fair Project Ideas or use the Topic Selection Wizard to get a personalized project recommendation.

Materials

  • Crayons
  • Potato peeler, paring knife, or cheese grater
  • Aluminum foil
  • Frying pan
  • Tongs or oven mitts
  • Toothpick
  • Small bowls
  • Ice water
    Materials for crayon rock cycle activity

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Active Time
20-30 minutes
Total Project Time
20-30 minutes
Key Concepts
Rock cycle
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