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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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In this experiment, students will create their own version of coquina, a sedimentary rock that√Ęs formed by seashells and sand, cemented by seawater minerals.
Kindergarten
Elementary School
In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.
Middle School
High School
Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!
Third Grade
Astronomy
This science fair project idea determines the most effective method of preserving food.
Elementary School
Fourth Grade
This science project idea determines how people recognize words while reading.
Elementary School
Middle School
A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.
Middle School
Ecology

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