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

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.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

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

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.

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.

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!

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.

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

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

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.

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

An home science experiment for older students that teaches about the science behind heat.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

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

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.