Education.com
Try
Brainzy
Try
Plus

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.

Sort by:
Showing 1 to 15 of 567
Check out this cool science fair project on identifying rocks and minerals for kids.
Earth & Space Science
Geology
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Ecology
Elementary School
Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.
Geology
Second Grade
Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.
Earth & Space Science
Ecology
In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.
Ecology
Environmental Issues
Let's begin digging in your backyard. This free science fair project outlines all the materials and guides you need to become an archaeologist.
Earth & Space Science
Middle School

Share these projects with friends