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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 273 to 271 of 271
In this free science fair project idea, we learn about how sympathetic vibration can cause resonance in formerly still objects with similar harmonies.
Engineering
Middle School
In this free science fair project idea, we learn about how particles can scatter light to create color.
Weather and Climate
Middle School
This science fair project idea discovers the practical applications for the structural design of a snail shell.
Engineering
Medium
In this free science fair project idea, we learn about fronts and how they move about and affect the weather.
Weather and Climate
Middle School
In this free science fair experiment, we learn how scientists use sonar and sound to facilitate ocean mapping of the ocean.
Applied Mathematics
Middle School
In this free science fair project idea, we learn about rotational energy and the effect of size on rotation.
Engineering
Middle School
In this free science fair project idea, we model sidereal time and solar time and learn about the difference between these two timekeeping systems
Applied Mathematics
Middle School
This science fair project idea outlines the practical applications of particular origami folding techniques.
Applied Mathematics
High School

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