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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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In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.
Physics
Fifth Grade
This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.
Physics
Fourth Grade
This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.
Elementary School
Chemistry
Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.
Chemistry
Third Grade
This science fair project idea explores the different properties & interactions of sugar molecules.
Elementary School
Chemistry
This science fair project idea explores the different parts of the human ear and  models how the human ear reacts to sound waves.
Elementary School
Physical Science
Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.
Physical Science
Third Grade
Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.
Chemistry
Fourth Grade
Construct batteries that make electricity from fruits with this fun science fair project.
Electricity and Magnetism
Fifth Grade
This science fair project what causes a soda eruption and what kinds of candy create this effect?
Elementary School
Chemistry
In this physics project, learn about the relationship between light intensity and distance  using a laser pointer, flashlight, and graph paper!
Physics
Third Grade

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