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

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

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

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

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.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

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.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

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

Making your own glass cleaner is easy, effective and inexpensive!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.