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Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Try this chemistry experiment with your curious kid and get some "shocking" results!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.