What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

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!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

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.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

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

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

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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.

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!

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

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

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

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

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

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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