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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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Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.
Physics
Fourth Grade
Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.
Chemistry
Middle School
Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.
Chemistry
Middle School
Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.
Chemistry
Middle School
Examine the effect of pressure on carbonation in soda.
Chemistry
Elementary School
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
Looking for a way to keep your kid busy during the long, hot days of summer? These science projects will spark your young learner's curiosity going into the new school year. What's more, conducting an experiment or two is a great way to take your mind off the sweltering temperatures!
Physical Science
Elementary School
Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.
Chemistry
Middle School
With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!
Physical Science
First Grade
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?
Physical Science
Elementary School
This science fair project idea explores how far the average human can see.
Physical Science
Middle School
In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.
Physical Science
Chemistry

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