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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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Science fair project idea on designing a model of Galileo's thermometer and find relationship between the Fahrenheit, Celsius, and Kelvin temperature scales.
Chemistry
Middle School
Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.
Physical Science
Chemistry
This project examines what types of objects burn and which burn faster and cleaner.
Physical Science
Elementary School
Check out this fun science fair project idea on thermodynamics and determine the direction of energy transfer between two materials of different temperatures.
Chemistry
Middle School
The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.
Physics
Fifth Grade
Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.
Physics
Seventh Grade
This project tests the hypothesis that dark colors absorb more heat than light colors.
Physics
Elementary School
Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.
Chemistry
Ninth Grade
What combination of cloth and stain will be the easiest for removing stains? Test and experiment!
Chemistry
Elementary School
This project determines how much the rebound rates of tennis balls change after ten games.
Physics
Middle School
Check out this fun middle school science project idea to learn about floating of objects and effect of solutes on the buoyancy and surface tension of water.
Chemistry
Middle School
Determine how we can separate the components of a solution
Chemistry
Middle School

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