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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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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
This science fair project idea  researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.
Physical Science
Elementary School
Science fair project that determines which foods and drinks contain the highest amount of glucose.
Chemistry
Sixth Grade
This science fair project examines the different composition of fungi and plants.
Chemistry
High School
Examine the relationship between air pressure and the perceived loudness of sounds. Scream and whisper with and without a megaphone, contrast results.
Physical Science
Sixth Grade
Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.
Physical Science
Third Grade
In this physics project, learn about the relationship between light intensity and distance  using a laser pointer, flashlight, and graph paper!
Physics
Third Grade
Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.
Physics
Fifth Grade
Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.
Physical Science
Middle School
This science fair project idea explores the different parts of the human ear and  models how the human ear reacts to sound waves.
Physical Science
Elementary School

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