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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 31 to 42 of 42
Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.
Middle School
Electricity and Magnetism
In this free science fair project idea, we analyze the swings of a pendulum of a grandfather clock and learn how mass affects it.
Middle School
Hard
In this free science fair project idea, we learn about how buoyancy keeps boats from sinking in the water.
Middle School
Medium
This science fair project idea outlines the practical applications of particular origami folding techniques.
High School
Applied Mathematics
This science fair project idea explores  whether a plastic slinky works as well as a metal slinky when walking it down the stairs.
Elementary School
Fourth Grade
Get middle school science project to make a viscometer using the viscosity of common household liquids and determine the effects of temperature on viscosity.
Middle School
Chemistry
This project involves the programming and development of a 3D Rubik's Cube application using C++.
Ninth Grade
Hard
The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.
Eighth Grade
Hard
In this free science fair project, learn how to make a sundial. Learn how to tell time with a sundial using the sun's position and an object's shadow.
Elementary School
Easy

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