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

How could a fin, large ears, or sharp claws benefit an animal? Find out how body parts can help animals meet their needs in this engaging kindergarten and first-grade worksheet!

This ultra cute coloring page features three adorable sea otters enjoying their freshly caught lunch in their ocean home!

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.

What does a butterfly eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Are cats trying to talk to us when they purr? Discover the meaning behind the purr in this worksheet that explores the three main types of cat purrs.

Unearth fossils in this explorative third-grade worksheet!

Blue whale facts include that calves weigh up to three tons at birth and adults can be as heavy as 200 tons. Get other cool blue whale facts on this worksheet.

Help your 2nd grader crack the code using triple digit addition and subtraction to find out what parts of camels can be used to make some tasty dishes.

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

Learn about the Uinta ground squirrels of Yellowstone National Park.

This worksheet featuring food and natural resources touches on the subject of food chains.

What does a seal eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Explore grasslands and their fauna in this thought-provoking worksheet!

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Explore the lush plant life of the tropical rainforest in 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!

Analyze fossils with this engaging third-grade science worksheet!

Dip your toes into a marsh habitat in this second- and third-grade worksheet!

Did you know that having a pouch or a shell can help an animal meet its needs? Learn how animals use different parts of their body with this matching worksheet for kindergarteners and first graders!

Deserts might seem inhospitable to life, but there are actually plenty of animals that can live there!

Explore a tropical rainforest habitat and its inhabitants with this engaging worksheet for third graders!

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

Have fun learning about food chains in this charming science worksheet!

Explore a wetland habitat with this engaging short-answer worksheet for second and third graders!

Dive into a coral reef ecosystem with this life science worksheet!

Step into the swamp ecosystem with this engaging life science worksheet!