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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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4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.
Zoology
Fourth Grade
Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!
Zoology
Fourth Grade
Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.
Psychology and Sociology
Third Grade
Explore the neural and mental mechanisms at play in mental imagery.
Psychology and Sociology
Middle School
Evaluate gender differences in processing visual information.
Psychology and Sociology
Middle School
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Psychology and Sociology
Elementary School
This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.
Psychology and Sociology
Middle School
Are crickets affected by temperature? Test your knowledge! This project examines whether temperature has any effect on the chirping of crickets.
Psychology and Sociology
Zoology
This project explores whether people's choice of a 'random' number is not as random as it seems.
Psychology and Sociology
Elementary School

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