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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.

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.

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.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

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

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.

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

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

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

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!

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.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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!

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

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

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

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

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

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

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

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.

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

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

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

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