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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.

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

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

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.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

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

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Give your budding young observers a chance to discover simple machines at use in their own home.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

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

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

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

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!

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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.

This science fair project idea produces varying pitches of sound.

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