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Elementary School Science Fair Project Ideas

Great selection of elementary school science fair project ideas. These science fair projects can help you find elementary school level ideas for your science fair.

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This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.
Retrograde Mode
Elementary School
Fifth Grade
This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.
The Passing of Time
Elementary School
Fifth Grade
Science fair project that determines whether mass and weight are the same or different.
A Massive Or Weighty Problem
Fifth Grade
Easy
Science fair project that constructs a model of a backbone to better understand human anatomy.
Constructing A Backbone
Third Grade
Easy
Examine whether distilled water, spring water, or regular tap water yield faster plant growth.
What Kinds of Water Yield Fastest Plant Growth?
Elementary School
Fourth Grade
This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.
Perplexing Pendulum
Elementary School
Third Grade
This science fair project idea determines if the size of the parachute will change the rate at which an object falls.
Parachutes
Elementary School
First Grade
This science fair project idea discovers whether there are some objects that do not fall at a constant rate.
Falling Objects Revisited
Elementary School
Fourth Grade
This science fair project idea researches the effects of acid rain on plant growth.
Effects of Acid Rain on Plant Growth
Elementary School
Fourth Grade
Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.
Geography, Latitude, and the North Star: Where Am I?
Elementary School
Second Grade
Check out this cool project idea to get fun facts about animals living in cold deserts and how they keep themselves warm in cold weathers
Staying Warm: Cold Desert Animals
Elementary School
Easy
In this free science fair project, learn how to make a sundial. Learn how to tell time with a sundial using the sun's position and an object's shadow.
Making a Sundial
Elementary School
Easy
The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.
Aerogel - Super Insulator, Super Sponge
Elementary School
Middle School
This science experiment has students test whether a snail moves faster on concrete or dirt.
Speedy Snail Race
Elementary School
First Grade
The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.
Principles of Air Pressure
Elementary School
Fourth Grade

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