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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 166 to 180 of 989
Are crickets affected by temperature? Test your knowledge! This project examines whether temperature has any effect on the chirping of crickets.
Psychology and Sociology
Elementary School
Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?
Chemistry
Middle School
Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.
Physical Science
Middle School
In this science fair experiment, high school students determine if all proteins denature at the same temperature.
Physical Science
Chemistry
This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.
Psychology and Sociology
Middle School
Explore the neural and mental mechanisms at play in mental imagery.
Psychology and Sociology
Middle School
Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.
Physical Science
Middle School
Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.
Chemistry
Fourth Grade
Evaluate gender differences in processing visual information.
Psychology and Sociology
Middle School
The objective of this project is to examine the impact of life experiences upon an individual's olfactory experience.
Psychology and Sociology
High School
The purpose of this science fair project is to build a basic radio.
Electricity and Magnetism
Elementary School

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