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!

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

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!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

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

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

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

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

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.

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

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!

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

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

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

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

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

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

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

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

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

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

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

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

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!