The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

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

Hunt for natureâs treasure, the many different products made by trees!

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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!

Slip some science into storm watching with a homemade rain gauge!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.