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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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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
Discover flight initiation distance as you play around in the park with this fun bird watching project!
Zoology
Third Grade
This science fair project idea explores which fruit molds the fastest.
Microbiology
Fifth Grade
Find out whether packaged seeds actually do expire in this new science fair project idea.
Botany
Fourth Grade
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Microbiology
Fourth 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
This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.
Elementary School
Zoology
Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.
Botany
Fifth Grade
While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!
Microbiology
Third Grade
Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.
Zoology
Second Grade
The objective of this science fair project is to test how effective waterless hand sanitizers and generic ethanol kill bacteria.
Elementary School
Microbiology

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