This science fair project idea produces sounds by creating vibrations using different objects.

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?

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea produces varying pitches of sound.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.