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.

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.

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.

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 second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

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!

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.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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

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

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.

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.

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

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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.

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!

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