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.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

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.

Test your skills as a weather forecaster, and learn some science terms on the way!

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.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

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!

Help your child make an attractive frozen holiday ornament to hang outside during winter months.

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

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

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.