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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 that measures the number of Calories in algae obtained from different environments to compare the amount of oil present in each sample.
Physical Science
Sixth Grade
Science fair project that examines whether different types of algae produce the same amount of oil by comparing the surface beading of water droplets.
Physical Science
Sixth Grade
Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector
Physical Science
Sixth Grade
Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?
Chemistry
Elementary School
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Physical Science
Seventh Grade
Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.
Chemistry
Fifth Grade
Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.
Chemistry
Fifth Grade
Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.
Chemistry
Sixth Grade
Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.
Chemistry
Fifth Grade
Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.
Chemistry
Fifth Grade
Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.
Physics
Tenth Grade

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