Students compare structures in the bodies of different organisms in order to draw conclusions about evolutionary relationships in this life science worksheet!

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!

Explore how the fossil record is used to study the evolution of organisms in this engaging science worksheet for middle grades!

Use this engaging worksheet to introduce students to the geologic time scale and the pieces of evidence scientists use to determine Earth’s history!

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

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

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

Determine which plants would survive in a pond with this second- and third-grade worksheet!

Explore a forest habitat with this life science worksheet for second graders!

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Get to know the platypus with this fill-in-the-blank activity for kindergarteners and first graders!

Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Bundle up and discover the animals of the tundra in this second-grade life science worksheet!

Discover what lives in the depths of the sea in this second- and third-grade habitat worksheet!

Learn more about a tide pool habitat with this life science worksheet for second and third graders!

Explore the vast ocean with this habitat worksheet for second and third graders!

Take a trip down to the river with this second- and third-grade habitat worksheet!

Be a busy bee as you learn all about the different jobs honey bees have in their hives!

Determine if certain animals could live in a temperate deciduous forest with this habitat worksheet for third graders!

Take a walk through a flora-filled forest with this second-grade habitat worksheet!

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Uncover the plant life of an icy tundra with this habitat worksheet for second and third graders!

Decide which plants could survive in the desert with this second- and third-grade habitat worksheet!

Dive into a coral reef habitat with this second- and third-grade worksheet!

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

Peek into the life of a praying mantis in this informative worksheet!

Assess the attributes of the amazing nine-banded armadillo in this worksheet!