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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 61 to 75 of 1,860
In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.
Second Grade
Easy
This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.
Middle School
Medium
We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.
High School
Ninth Grade
This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.
Elementary School
Fifth Grade
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Elementary School
First Grade
How does frost form?  How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.
Third Grade
Easy
Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.
Fourth Grade
Easy
Do goldfish have a higher respiration rate than humans? Does size affect how fast you breathe? Find out in this fun science project!
Sixth Grade
Life Science
Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!
Fourth Grade
Botany
Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.
Elementary School
Middle School

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