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 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!

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!

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!

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

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

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!

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

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

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