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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 1171 to 1183 of 1,183
This science fair project idea graphs and compares the effects of gender identity on the short-term memories of varying age groups of children.
Psychology and Sociology
Middle School
Purpose of science fair project: does pre-washing lettuce with a vinegar and water solution remove more bacteria than washing with only water?
Health and Medicine
Elementary School
Launch your science project to new heights! The objective of this science fair project is to determine how to make a bottle rocket reach its highest altitude.
Aerodynamics
Elementary School
In this project, the affect of acid rain is simulated by the acid, vinegar.
Chemistry
Elementary School
This article provides steps for making a rheostat, a small device that controls the voltage by a dial or knob. Great for science fairs!
Electricity and Magnetism
Middle School
The objective of this science fair project is to determine whether electric power can be generated from fruits to power a light bulb and a buzzer.
Electricity and Magnetism
High School
In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.
Physical Science
Elementary School
Chemistry
Middle School
Physics
Elementary School
Physics
Elementary School
Electricity and Magnetism
Elementary School

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