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.

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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

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

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

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

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

This tactile activity helps kindergarteners learn about texture.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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!

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.

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

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!

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.

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

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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

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

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

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!

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

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

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

Plant a mini herb garden and teach your child about science and nature.

This simple experiment serves as an introduction to the greenhouse effect.

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