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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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Showing 1 to 15 of 261
Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
Physical Science
Elementary School
Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.
Physical Science
Third Grade
This science fair project idea determines the most effective method of preserving food.
Physical Science
Elementary School
This science fair project idea explores the fastest average speed a human can talk.
Physical Science
Middle School
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Aerodynamics
Fifth Grade
Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.
Aerodynamics
Fourth Grade
Design a middle school science fair experiment to measure rate of evaporation of water in containers with different surface areas in a fun and easy way.
Physical Science
Middle School
This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).
Physical Science
Middle School

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