In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Introduce your child to science with something they see everyday--their shadow!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

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!

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

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

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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!

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.