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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.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Teach your child how butter is created by shaking up cream the old-fashioned way.

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.

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

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

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

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!

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.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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.

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

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!

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.

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.

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

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!

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

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

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

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

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

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

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.