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

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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

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.

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

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

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

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.

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 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!

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

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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!

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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.

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

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.