In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Introduce your child to science with something they see everyday--their shadow!

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

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

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

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

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.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.