What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

This packet of worksheets introduces children to food webs, an important life science concept.

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Uncover secrets of the past with this third-grade worksheet about fossils!

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

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

Dive into habitat studies with this second- and third-grade worksheet!

Dig into the past with this third-grade worksheet all about fossils!

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

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

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Unearth fossils in this explorative third-grade worksheet!

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

Discover how plants survive in the desert with this third-grade habitat worksheet!

Discover the details of desert plant life in this informative worksheet!