How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

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.

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.

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.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

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.

How powerful is the reaction between baking soda and vinegar? Find out here!

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!

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

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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.

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.

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.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

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.

This science fair project idea explores whether talking to a plant will help it grow.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.