In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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?

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Teach your child how butter is created by shaking up cream the old-fashioned way.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

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

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

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

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

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!