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 574
How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!
Fifth Grade
Electricity and Magnetism
Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.
Ninth Grade
Physics
In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.
Fifth Grade
Astronomy
Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.
Fifth Grade
Electricity and Magnetism
This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.
Fifth Grade
Elementary School
Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
Fifth Grade
Elementary School
This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.
Ninth Grade
High School

Share these projects with friends

clear all

Filter by

Subject
Recommended Learning Products
Trust Education.com to find smart things kids love
Unlimited Workbooks and Worksheets
90% of Students Understand Concepts Better Since Using PLUS
Make Math Practice Fun and Engaging
Interactive Math Lessons for Elementary School Students
A Fun and Easy Way to Learn Programming
Proven approach quickly guides kids to success