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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 1 to 15 of 38
It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.
Middle School
Sixth Grade
Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.
High School
Easy
In this science fair project, you will observe the part of the erosion process that involves the breakdown of crustal materials called weathering.
Middle School
Easy
This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.
Elementary School
Second Grade
In this fun science fair project idea get info on hibernation and explore how animals survive extreme weathers by adapting to seasonal climate changes.
Elementary School
Easy
A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?
Middle School
High School
This science fair project explores different types of endangered frogs, and why some are endangered while others are not.
Ninth Grade
Hard

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