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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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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  researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.
Elementary School
Physical Science
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
The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.
Elementary School
Physical Science
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
This science fair project what causes a soda eruption and what kinds of candy create this effect?
Elementary School
Chemistry
This science fair project idea explores the different properties & interactions of sugar molecules.
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
Construct batteries that make electricity from fruits with this fun science fair project.
Electricity and Magnetism
Fifth Grade
With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.
Physics
First Grade

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