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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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In this science fair project, young children discover what happens when two fluids that have different densities get together.
Physical Science
Kindergarten
This science fair project examines the different composition of fungi and plants.
Chemistry
High School
Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.
Physics
Fourth Grade
Science fair project that determines which foods and drinks contain the highest amount of glucose.
Chemistry
Sixth Grade
Marshmallows are made of sugar, water, and air pockets.  Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?
Physical Science
Elementary School
The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.
Physical Science
Elementary School
With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.
Physics
First Grade
Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.
Chemistry
Third Grade
Determine how wind speed affects the stability of a kite and the ease of getting it into the air.
Physics
Middle School

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