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.

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

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

This science project examines the history of earthquakes and what we can do to prevent future disasters.

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

Start thinking about how the internet works by assembling an Ethernet cable of your own!

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

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.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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!

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

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!

Teach your preschooler some physics that she can relate to with this fun and simple activity!

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

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

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 activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Learn with makes water molecules work with this fun and easy science activity!

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

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

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

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.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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