In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

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

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Help your kindergarten science maven explore the water cycle without getting everything wet.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Help your child add some flair to the family garden with pencil pinwheels!

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Here's a guide to starting a community clean-up project from scratch.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Help your child make a beautiful homemade sandcastle that will last!