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Fourth Grade Science Fair Project Ideas

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

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This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.
Bridge Project
Fourth Grade
Elementary School
This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.
How to Create a Visual Doppler
Fourth Grade
Fifth Grade
In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.
Warm, Warmer: How Does Exercise Change Body Temperature?
Fourth Grade
Second Grade
Do Temperature and Humidity Affect How Long Static Charges Last?
Fourth Grade
Elementary School
This science fair project idea investigates the concept that the color of an object is based on the color of light that it reflects.
Light Absorption
Fourth Grade
Fifth Grade
This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.
Dirty Air
Fourth Grade
Elementary School
In this project, the affect of acid rain is simulated by the acid, vinegar.
Acid Rain
Fourth Grade
Elementary School

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