Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

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?

How powerful is the reaction between baking soda and vinegar? Find out here!

I scream, you scream, we all scream for homemade spearmint ice cream!

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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.

This science fair project idea experiments with spinning color wheels and optical illusions.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.