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Middle School Science Fair Project Ideas

Our team of professional scientists, science teachers and educational consultants has put together an excellent collection of free physical science projects for kids. These include physics science fair projects, science experiments, and demonstrations that help kids explore the world of classical mechanics, as well as other great physical science topics: our hair-raising magnet and electricity experiments are sure to spark your child's scientific curiosity. Whether you’re looking for science fair project ideas for your child’s upcoming science fair or your little one simply loves conducting physical science experiments, Education.com’s physical science section is a fantastic free resource.

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Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.
Middle School
Physics
This project examines whether more expensive golf balls translate into better results on the golf course.
Middle School
Physical Science
Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?
Middle School
Chemistry
Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.
Physics
Eighth Grade
In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.
Physics
Aerodynamics
The purpose of this science fair project is to build a basic radio.
Middle School
Electricity and Magnetism
Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.
Chemistry
Seventh Grade
Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.
Middle School
Physics
This science fair project creates a visual model of whatâs happening to  sound waves as a car approaches and then leaves.
Middle School
Physics

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