Elementary School Science Fair Project Ideas's elementary school science fair projects expose kids to a broad range of opportunities for scientific inquiry, arming them with the tools and knowledge they need to answer their questions about the world around them. Elementary school science experiments are a great way to demonstrate important concepts in physics and chemistry, while our elementary school science fair project ideas equip kids with carefully explained procedures that yield enlightening results.

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What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.
Second Grade
Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.
Second Grade
Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.
Elementary School
Life Science
Can you fool your eyes and your brain with an optical illusion?  The purpose of this science fair project is to demonstrate various kinds of optical illusions.
Elementary School
Discover flight initiation distance as you play around in the park with this fun bird watching project!
Third Grade
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Fourth Grade

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