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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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Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.
Physics
Tenth Grade
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
Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.
Chemistry
Fifth Grade
Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.
Chemistry
Third Grade
Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.
Chemistry
Eighth Grade
Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?
Physics
Seventh Grade
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
Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?
Physical Science
Fifth Grade
What is an optical illusion? Optical illusion is your eyes is playing trick. Do this free science fair project and experiment with creating optical illusion.
Physical Science
Physics
Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.
Physics
Fourth Grade

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