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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 76 to 90 of 99
This science fair project explores  a personâs eye-color genotype.
Genetics
High School
What causes wind? What causes the wind direction? Do this free science fair project and explore how wind move and what cause it. Project for elementary kids.
Weather and Climate
Elementary School
Explore how wind is produced and get a demonstration on the cooling effect of wind in this breezy science fair project idea.
Weather and Climate
Elementary School
Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?
Weather and Climate
Third Grade
This science project examines the history of earthquakes and what we can do to prevent future disasters.
Weather and Climate
High School
Weather and Climate
Middle 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
Get a cool science fair project idea on various climatic seasons and find out the reasons why summer has the hottest and longest days.
Weather and Climate
Elementary School
Explore the fun facts on different species of animals in a tropical rain forest in this cool and interesting science fair project idea.
Weather and Climate
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

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