Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

Children match animals to their ecosystems in this life sciences worksheet.

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Hug a tree! It can be a home to many different animals. Can you identify the different shelters used by animals in this picture?

The silverback gorilla is a special animal. This magnificent male is part of an endangered species. Complete this sheet to learn all about this gentle giant.

How do you make recycled paper? Learn all about the recycling paper process on this informative worksheet.

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

Let's talk about trees! Help your child use Earth Day as an excuse to praise the woody perennials that hardly ever get the recognition they deserve.

In this introductory tree-diagramming worksheet, young naturalists will unscramble each label to reveal five parts of the tree.

Whether you say buffalo or bison, it is still the largest land mammal in North America. Discover a bit more about this majestic animal.

Color in the gold and red colors of this common grasshopper species and learn about insect orders with your child!

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.