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!

Investigate the mystery of why two tomato plants developed so differently!

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

Discover how seeds move to new places with this cut-and-paste worksheet for second and third graders!

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

Find out how animals and plants change based on their environment in this worksheet!

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

In this animal-based life science worksheet, students will learn that animals inherit certain traits from their parents.

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!

With this fun sheet, your child will get to learn a few fun facts about the raven, and then complete a crossword based on what she's just learned.

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

Here is a fun way to learn about a species of bird: the barn owl! Your child will get to complete a crossword puzzle based on fun facts he's read.

In 2012, an 80 million-year-old dinosaur was discovered, and you can learn all about this 20-foot, 2-ton horned herbivore.

With this animal fun page, your child will read a few fun facts about the Great Gray Owl, and complete a crossword based on what he's learned.

This Bandicoot coloring page features two pictures to color of this rabbit-like animal and the opportunity to learn a few fun facts about Bandicoots!

Color the T Rex Leech! Named for its sharp teeth, he is one of many brand new species discovered in the past two years.

So what on earth is this funky creature? He is a Louisiana Pancake Batfish, one of several brand new species discovered within the past two years.

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.

Don't get too afraid of this cockroach, he lives all the way in South Africa! And he is one of many brand new species discovered in the past two years.

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.

Detect animal defenses in this hands-on worksheet for kindergarteners through second graders!

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

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

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Learn how seeds move with this second- and third-grade matching activity!

Discover why some animals live in groups with this hands-on worksheet for third graders!

Learn about a cool species of bird with this Osprey fun sheet! Your child will read a few fun facts about the Osprey, and complete a crossword puzzle.