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!

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

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

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

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

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.

The next time you're on a hike, be sure to take this leaf chart to guide you in identifying different types of leaves!

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.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

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

Ponder the pedigree of plants with this worksheet about inherited traits for upper elementary students!

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.

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

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

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

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