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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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Looking for a way to liven up a hot summer day? A little hands-on science is the perfect way to keep your kid occupied. So why not recruit your budding scientist and conduct an experiment or two?
Elementary School
Science Fair Project Ideas
Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.
Third Grade
Fourth Grade
Check out this cool and free middle school science fair project idea on how to make a solar oven.
Seventh Grade
Easy
Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.
Fourth Grade
Easy
This science fair project idea determines which brand of batteries have the longest life.
Elementary School
Middle School
The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.
Tenth Grade
Physics
Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
Elementary School
Fourth Grade
You've heard the expression 'burn rubber' but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.
Fifth Grade
Sixth Grade

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