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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 idea determines if the size of the parachute will change the rate at which an object falls.
Aerodynamics
Physics
This science fair project idea investigates which objects float and sink in honey, water, and oil.
Physics
Elementary School
In this project students experiment with making music using only glasses of water.
Physical Science
Physics
This science fair project idea investigates the difference in reaction times between boys and girls.
Physics
Elementary School
This science fair project investigates how temperature of a room affects the burn rate of a candle.
Chemistry
Middle School
This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.
Chemistry
Fourth Grade
Universal indicator tests the pH value of various household chemicals. Chemicals react with H+ and OH- ions to produce color change.
Chemistry
Elementary School
Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can 'crash out' to form crystals when conditions change.
Chemistry
Third Grade
This science fair project idea discovers whether there are some objects that do not fall at a constant rate.
Physics
Elementary School
This science fair project idea discovers the principle of conservation of mass.
Physical Science
Middle School
In this project, a magnet is used to collect iron from breakfast cereals.
Chemistry
Elementary School
In this project, a basketball containing different psi is dropped to see how well it bounces.
Physics
Kindergarten
This science fair project idea  investigates how the shape of an object affects drag.
Physics
Elementary School
Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.
Physical Science
Chemistry

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