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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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This science fair project idea is develops new or improved paper making techniques and encourages recycling.
Elementary School
Fourth Grade
In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.
Third Grade
Medium
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
Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.
Fifth Grade
Engineering
Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.
Fifth Grade
Environmental Issues
In this science fair project, students create their own miniature salt flats at home.
Fourth Grade
Fifth Grade

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