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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 examines how seeds hitchhike on animals and clothing.
Botany
Elementary School
How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.
Psychology and Sociology
Seventh Grade
In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.
Life Science
Health and Medicine
In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.
Zoology
Kindergarten
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

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