This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Download this worksheet for answers to our animal reading comprehension series.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Pick up some facts about squids, including about the fascinating Giant Squid, and do a bit of writing on this reading comprehension worksheet.

What does the pancreas do? Kids will check out the diagram, read a paragraph, and put their reading comprehension skills to the test by filling in the blanks.

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

This tree anatomy worksheet will give your little naturalist a better understanding of the parts that make up a tree.

What is the purpose of a narwhal tusk? Explore some interesting new findings about the narwhal, also known as the unicorn whale.

The Goliath birdeater is a spider that lives in South America. Your child will read a paragraph about spider before writing an opinion sentence.

Learn about the human brain with this zombie-themed science worksheet!

Learn about the animal practice of hibernation in this quick science worksheet.

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

The silverback gorilla is a special animal. This magnificent male is part of an endangered species. Complete this sheet to learn all about this gentle giant.

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

Whether you say buffalo or bison, it is still the largest land mammal in North America. Discover a bit more about this majestic animal.

Learn about the amphibians and reptiles of Yellowstone National Park.

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

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

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

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 the importance of butterflies in pollination with this informative worksheet!