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

It's never too early to start teaching your kid about eating right and staying active.

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

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

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

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

See just how connected the ears, nose and throat are with this anatomy worksheet!

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

Learn the importance of natural adaptations with this inquisitive activity!

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Learn the ins and outs of one of the body's most important organs: the heart!

This Louis Pasteur biography goes over his accomplishments, and includes a bacteria-based science activity at the end!

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!