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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 1 to 15 of 278
Check out this cool science fair project on identifying rocks and minerals for kids.
Science Fair Project Ideas
Sixth Grade
What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.
Science Fair Project Ideas
Third Grade
Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.
Science Fair Project Ideas
Seventh Grade
The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.
Science Fair Project Ideas
Fourth Grade
In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.
Psychology and Sociology
Fifth Grade
This science fair project tests test whether the presence of spell check has changed standards for spelling.
Psychology and Sociology
Elementary School
Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.
Science Fair Project Ideas
Eighth Grade
Check out 10 of our favorite chemistry experiments for kids. Little mad scientists can learn about endothermic and exothermic reactions, electrolysis, oxidation, and combustion with easy experimental procedures that enlighten young minds while minimizing the need for specialized equipment.
Science Fair Project Ideas
Chemistry
This project examines whether people who are frequent users of Facebook feel less or more lonely than infrequent Facebook-users.
Psychology and Sociology
Middle School
This project examines whether people's taste perception is influenced by what they see.
Psychology and Sociology
Elementary School
Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?
Science Fair Project Ideas
Ninth Grade
Little ones looking to get their hands dirty will love this series of fun plant experiments for kids that teach essential plant biology concepts such as photosynthesis, transpiration, capillary action, and tropisms in fun and hands-on ways. Little green thumbs get to do everything from literally cloning cabbage (which is actually quite easy to do, and very cool) to building their own working greenhouses. Check it out!
Science Fair Project Ideas
Chemistry
In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.
Psychology and Sociology
Middle School
This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.
Science Fair Project Ideas
Eighth Grade
What's the difference between centripetal and centrifugal force? High school students will find out by seeing both in action while conducting this experiment.
Science Fair Project Ideas
Tenth Grade

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