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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 explores whether the types and brands of faucet filters are relevant to their performance.
Chemistry
Middle School
Investigate which substances are most effective at removing salt from water.
Chemistry
Ninth Grade
Do you want to know why you see rainbows in soap bubbles? It's because of light interference. Do this free science fair project to explore wave interference.
Physical Science
Physics
Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.
Chemistry
Middle School
Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.
Chemistry
Middle School
Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.
Chemistry
Elementary School
In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!
Physical Science
Chemistry
Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.
Chemistry
Middle School
Can airplanes fly underwater? Do this free science fair project, explore this question and the mechanics and physics of hydrodynamics.
Physical Science
Physics
Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.
Physical Science
Middle School
Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.
Chemistry
High School

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