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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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This project examines the common belief that with increasing age, people are less willing to adopt new technology.
Psychology and Sociology
Fourth Grade
In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.
Physics
Middle School
The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.
Physics
Sixth Grade
Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
Physical Science
Elementary School
Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.
Physics
Fifth Grade
In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.
Psychology and Sociology
Middle School
Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!
Physics
Ninth Grade
By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.
Physics
Electricity and Magnetism
Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!
Psychology and Sociology
Eighth Grade

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