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

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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!

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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

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.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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.

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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

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

Introduce your child to science with something they see everyday--their shadow!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

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

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

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

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