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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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Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.
Chemistry
Fourth Grade
In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!
Chemistry
Elementary School
Certain fruits can change gelatinĂ¢s ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Chemistry
Third Grade
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!
Electricity and Magnetism
Fifth Grade
Discover how and which salt melts ice the quickest.
Chemistry
Elementary School
Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.
Chemistry
Fifth Grade
This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.
Psychology and Sociology
Middle School
Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.
Electricity and Magnetism
Seventh Grade
What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.
Physics
Fifth Grade
In this CD hovercraft science project, students will construct their own DIY hovercraft.
Physics
Fourth Grade

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