Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

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

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

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?

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

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

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

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

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

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!

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.

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

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.