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Active Time
10-20 minutes
Total Project Time
10-20 minutes
Key Concepts
Geology, core samples

Introduction

Act like a geologist in this fun activity as you drill "core samples" from candy bars using a straw. Can you identify the type of candy bar just from a sample? Try this activity to find out!

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

  • Assorted mini or fun size candy bars like Snickers®, 3 Musketeers®, and Milk Way®. Avoid solid or "hard" chocolate bars like Hershey® bars.
  • Clear drinking straws (biodegradable/compostable straws are more environmentally friendly than plastic straws!)
  • Scissors
  • Small plate
  • Paper towels
    Materials for candy core sample activity

Reviews

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Active Time
10-20 minutes
Total Project Time
10-20 minutes
Key Concepts
Geology, core samples
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