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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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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
This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.
Physics
Second 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
Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.
Chemistry
Fourth Grade
The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.
Physics
Middle School
Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.
Physical Science
Electricity and Magnetism
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Electricity and Magnetism
Second Grade

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