Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

I scream, you scream, we all scream for homemade spearmint ice cream!

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.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

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

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

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

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

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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

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!

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.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!