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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

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

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

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

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.

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.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

This science fair project idea explores whether talking to a plant will help it grow.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

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

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

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

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

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!

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

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.