Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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

Introduce your child to the amazing, almost magical phenomenon of static electricity!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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!

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.