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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 determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector
Physical Science
Sixth Grade
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 evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.
Physical Science
Middle School
This experiment will explore whether adding different substances to a gel affects its strength.
Chemistry
High School
In this project, the affects of vitamin E are observed on a rose petal.
Chemistry
Elementary School
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Physical Science
Twelfth Grade
The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.
Physics
Tenth Grade
Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.
Physical Science
Sixth Grade
In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.
Chemistry
Elementary School
The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.
Physics
Tenth Grade
The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.
Physics
Ninth Grade
The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.
Physical Science
Seventh Grade
In this science fair project, you will test for the presence of carbon dioxide when an acid and carbonate compound react.
Chemistry
Middle School

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