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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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These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Elementary School
Second Grade
Learn about this simple machine and make a pulley of your own to use for fun science trials.
Second Grade
Physics
Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.
Elementary School
Medium
This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.
Elementary School
Fifth Grade
In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.
Third Grade
Earth & Space Science
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
Elementary School
First Grade
Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.
Elementary School
Third Grade
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
Elementary School
Fourth Grade

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