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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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Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.
Physical Science
Middle School
This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.
Physical Science
Elementary School
Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.
Physical Science
Elementary School
This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.
Physical Science
Elementary School
This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.
Physics
Elementary School
Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications
Physical Science
High School
Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.
Physics
High School
Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!
Physical Science
Fifth Grade
This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.
Physics
Middle School
This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.
Physics
Elementary School
This science fair project idea examines if there is a reason that musical notes are at the pitches they are.
Physics
Middle School
This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.
Physics
Elementary School

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