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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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This science fair project investigates which type of light bulbs are the best at producing flattering photographs in both flash and non-flash conditions.
Electricity and Magnetism
Middle School
In this free science fair project idea, we learn about how solar power from the sun is affected by the time of day.
Electricity and Magnetism
Middle School
In this free science fair project idea, we learn about how insulators preserve heat and warmth by preventing energy transfer.
Chemistry
Electricity and Magnetism
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
In this free science fair project idea, we learn about how the surface area of a refrigerant affects the rate at which it cools objects.
Electricity and Magnetism
Chemistry
Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.
Electricity and Magnetism
Elementary School
In this free science fair project idea, we learn about how sympathetic vibration can cause resonance in formerly still objects with similar harmonies.
Physics
Electricity and Magnetism
Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.
Electricity and Magnetism
Middle School
Electricity and Magnetism
Elementary School
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Physical Science
Seventh Grade
Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.
Chemistry
Ninth Grade

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