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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 61 to 75 of 101
This science fair project idea determines what household items are good conductors of electricity.
Electricity and Magnetism
Third Grade
Weather and Climate
Middle School
This experiment challenges students to forecast the weather based on the surrounding areas' weather.
Weather and Climate
Kindergarten
How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.
Weather and Climate
Third Grade
The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.
Electricity and Magnetism
Elementary School
This science project challenges students to take learned information about weather and  climate control and apply it to larger issues like global warming.
Weather and Climate
High School
The purpose of this science fair project is to prove that mealworms exposed to an electromagnetic field will develop more quickly.
Electricity and Magnetism
Middle School
How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.
Electricity and Magnetism
Third Grade
This science project examines the history of earthquakes and what we can do to prevent future disasters.
Weather and Climate
High School
This project explores ways to prevent static electrical shocks.
Electricity and Magnetism
Elementary School
The purpose of this study is to determine empirically the actual change of the world's climate over the past 100 years.
Weather and Climate
High School
How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.
Weather and Climate
Second Grade
Does 'short circuit' mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.
Electricity and Magnetism
Middle School

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