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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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Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.
Electricity and Magnetism
Middle School
Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.
Electricity and Magnetism
Middle School
Can a pendulum oscillate continuously? What is an electric pendulum? Do this free science fair project and learn about how pendulum works.
Physics
Physical Science
Do you want to learn how to make an electric circuit?  Follow the simple steps in this free science fair project and learn how to make one.
Physics
Physical Science
Do you want to observe a whirlpool - vortex - up close? In this free science fair project, learn how to make an apparatus to explore liquid vortices.
Physical Science
Physics
What color do you get when you mix red and green colors? It could be yellow or brown depending on the process.  Do the free science fair project to find out.
Physics
Physical Science
Can you make a sponge sinks and heavy metal floats in water?  Yes, with a Cartesian diver device.  Make one in this free science fair project idea.
Physical Science
Physics
This science fair experiment idea's objective is to understand the general concept of an acid and a base.
Chemistry
Elementary School
How do you measure the oil slick floating on top of the water?  In this free science fair project, explore the measurement and calculation of oil slick.
Physical Science
Chemistry
What is a solid?  What is a liquid?  What is a non-Newtonian liquid?  Explore all these questions in this free science fair project idea.
Chemistry
Middle School
In this free science fair project, using a stereoscope explore what stereoscopic vision is.  A great science project for middle school students.
Physics
Middle School

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