How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

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

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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!

Try this chemistry experiment with your curious kid and get some "shocking" results!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

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

This surprisingly good glue recipe comes from common kitchen items.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

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

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

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