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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 136 to 150 of 186
Science fair project that creates fog using bottles of hot and cold water.
Middle School
Easy
Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.
Middle School
Easy
Spring is here, do you want to learn how to make a kite?  In this free science fair project, a step by step guide teaches you how to make great flying kite.
Middle School
Easy
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
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
Can airplanes fly underwater? Do this free science fair project, explore this question and the mechanics and physics of hydrodynamics.
Middle School
Easy
Check out this cool project idea to explore if ear size matters and whether it can help an animal escape a predator.
Middle School
Easy

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