Study the traits of desert plants with this cut-and-paste worksheet for kindergarteners and first graders!

This large, flightless bird is both shy and aggressive toward humans, which has made it tough for scientists to study.

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.

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

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

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

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

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

Learn more about how plants work with this cool celery experiment! Use this worksheet to help you record your observations after doing this experiment.

Children learn about the animals that inhabit Australia in this tracks-matching activity.

Children get to know animals of South America in this nature-themed worksheet.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

Color in the Cardinal, the state bird of Kentucky, in this state bird coloring page. Make sure to use a bright red crayon to color in those famous feathers.

Help kindergarteners and first graders learn the parts of a plant with this coloring 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!

How do trunks, claws, and flippers help animals? Discover how animals use different parts of their body to meet their needs in this kindergarten and first-grade life science worksheet!

Unearth fossils in this explorative third-grade worksheet!

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

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

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