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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).
Chemistry
Middle School
The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.
Physics
Middle School
This article provides steps for making a rheostat, a small device that controls the voltage by a dial or knob. Great for science fairs!
Electricity and Magnetism
Middle School
In this project, the affect of acid rain is simulated by the acid, vinegar.
Chemistry
Third Grade
In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.
Physical Science
Fourth Grade
Chemistry
Middle School
Physics
Elementary School
Physics
Elementary School
Electricity and Magnetism
Elementary School

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