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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, students make their own rain gauge to measure rainfall.
Fourth Grade
Weather and Climate
This science fair project idea determines which method of hand cleansing is the most effective.
Elementary School
First Grade
Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.
Fourth Grade
Botany
Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.
Elementary School
Middle School
This science fair project idea studies how time perception changes with age.
Elementary School
Middle School
In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.
Fourth Grade
Easy
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
This project examines whether people's taste perception is influenced by what they see.
Elementary School
First Grade
Test whether plants can grow without sunlight and water.
Elementary School
Second Grade
In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.
Fifth Grade
Engineering

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