Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

This science fair project teaches students the differences between fruits and vegetables.

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

Inspired by the crispy, crunchy leaves of fall, this fanciful project is simple, easy and completely affordable. Now that's something to be thankful for!

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Celebrate Earth Day with a decorative tree made out of strictly reused and recycled materials.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

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!

In this science fair project, young children notice and track changes in trees throughout the year.

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

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

This project determines what category of person is most likely to be ticklish.

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

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.

Spice up your everyday vase with this fun craft adding colorful layers of beans to a regular vase. The beans add beauty and function, helping prop up flowers.

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

Instead of painting a picture of a whale, let your preschooler make their own whale toy using a paper bag and some recycled art supplies.

Got the pre-writing blues? Try this simple five-finger technique to help your second grader develop a sequenced plan for her early compositions.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

"Crown" dad this Father's Day—and sneak in some letter-sound practice, too.

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

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.