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Elementary School Science Fair Project Ideas

Education.com'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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Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.
Life Science
Fifth Grade
Set off an a science adventure as you prepare a row of bee homes for your new visitors.
Zoology
Third Grade
Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.
Botany
Second Grade
Test your friends to find out if you can replicate the placebo effect's incredible results.
Anatomy
Second Grade
What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.
Botany
Second Grade
Enter the buzz worthy world of bee watching and find out what time bees like to wake up!
Zoology
Third Grade
This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.
Elementary School
Zoology
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
Anatomy
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Microbiology
Fourth Grade
Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.
Botany
Fifth Grade
Find out whether packaged seeds actually do expire in this new science fair project idea.
Botany
Fourth Grade

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