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

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!

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.

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.

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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

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.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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

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

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

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!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

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

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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

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!

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

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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.

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

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

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.

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.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.