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

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

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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!

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

This science fair project idea produces sounds by creating vibrations using different objects.

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.

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

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.