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Physical Science Projects & 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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How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
Chemistry
Ninth Grade
This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.
Physical Science
Chemistry
This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.
Physical Science
Physics
This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.
Chemistry
Second Grade
Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.
Chemistry
Eighth Grade
Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.
Chemistry
Second Grade
In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.
Physical Science
Seventh Grade

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