All STEM Activities

Make a Homemade Fly Trap

Active Time
< 10 minutes
Total Project Time
Up to 1 day
Key Concepts
Animal behavior, smell, chemotaxis

Introduction

Have some pesky flies in your kitchen that you cannot seem to get rid of? In this project you will build your own simple fly trap from a plastic bottle. Get ready to get rid of those flies!

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

  • Plastic bottle
  • Utility knife or scissors
  • Sugary liquid like honey, corn syrup, juice, etc.
  • Tape
  • Adult helper
    Fly trap made from plastic bottle, with honey and several dead flies inside.

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Active Time
< 10 minutes
Total Project Time
Up to 1 day
Key Concepts
Animal behavior, smell, chemotaxis