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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 project investigates the influence of different genres of movies on appetite.
Middle School
Psychology and Sociology
This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.
Elementary School
Fifth Grade
Are crickets affected by temperature? Test your knowledge! This project examines whether temperature has any effect on the chirping of crickets.
Elementary School
Fourth Grade
Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.
Fifth Grade
Middle School
What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.
Fifth Grade
Medium
Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.
Kindergarten
Food
In this project, different childproof containers are tested to see how childproof they really are.
Fifth Grade
Psychology and Sociology
Determine if left-handed people have faster response times.
Middle School
Psychology and Sociology
Test whether spot magnets can help improve the symptoms of an injury.
Middle School
High School

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