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

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.

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

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

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

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.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

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

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

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

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

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.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

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 plant a "tea garden": a garden made of herbs for making teas.

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

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

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

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!

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

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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

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