This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!