The cattle dog isn't your average dog, and its back story is unusual too. Learn about these dogs and color in the picture.

How did the butterfly get so beautiful? Discover the life cycle of a bug with this fill-in-the-blanks story page, all about the life of a butterfly.

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.

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

Animal flashcards are a wonderful way to help young kids build basic skills in word recognition and early-science basics.

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.

In this worksheet, children practice identifying animals of North America by their tracks.

Children familiarize themselves with the tracks of a duck, bobcat, coyote, deer, raccoon, and black bear in this life sciences worksheet.