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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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Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.
Fifth Grade
Medium
Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.
Fifth Grade
Astronomy
It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.
Fourth Grade
Environmental Issues
In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!
Third Grade
Astronomy
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Elementary School
Fourth Grade
This science fair project idea uses the process of chemical weathering to change a mineral.
Elementary School
Easy
This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.
Elementary School
Fourth Grade
This science fair project idea explores how water and ice can change the form of rocks.
Elementary School
Geology
This project explores whether plants can live and grow when 'watered' with juice, soda, or milk.
Elementary School
Kindergarten

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