Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Try this worksheet diagramming a snail anatomy. It takes a snail over two minutes to travel 12 inches, but your 5th grader can finish this worksheet in no time.

Get to know one of the most unique and colorful monkeys, the red-shanked douc langur. Read about why they are an endangered species with this info-sheet.

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

Step up to the controls, Dr. Frankenstein -- the world is in need of a new creature!

Learn about spider tortoises, one of the world's tiniest tortoise species, with this handy worksheet. Can't go to the zoo? We bring the zoo to you!

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Help your child read this page about the Sumatran rhinoceros, where they can color an illustration as they learn about why this animal is endangered.

Your budding ornithologist will love this coloring page that features Virginia's state bird, the cardinal!

If you're looking to color a chimpanzee, you won't find a coloring page better than this one. Learn some facts about these animals while you're at it.

Your budding ornithologist will love an introduction with coloring pages like this one featuring the New Hampshire state bird.

Children copy the tracks of a frog, coyote, wild turkey, black bear, raccoon, and white-tailed deer in this nature-themed worksheet.

Ever wonder what's inside a camel's hump? Find out with this fun worksheet! It's jam-packed with facts about camels.

Color the T Rex Leech! Named for its sharp teeth, he is one of many brand new species discovered in the past two years.

Here's a fun drawing exercise that will also teach your child about a species of owl. He'll read some fun facts about the Great Horned Owl.

Explore this diagram of the water hyacinth with your little one. She'll be learning the parts of a flower as she colors in this delighful picture.

All animal houses are different, depending on each animal's needs and abilities. Can your little scientist draw the homes for these animals?

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.

Spring is on the way with flowers trumpeting the return of sunshine. Explore this diagram of the calla lily and color it in too!

Check out this Wisconsin state bird coloring page featuring the robin, read the fun facts about this bird, then add color to bring it to life!

Learn the orca whale's scientific name and add color to this fun ocean coloring page!

This rose and bee coloring page features a lovely stem of Sun Downer Roses surrounded by a group of Honey Bees. Add color to bring them to life!

For dinosaur lovers, this dot to dot featuring armor-plated Hylaeosaurus is sure to please.

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

Learn about Iowa's Eastern Goldfinch, a small bird with bright yellow feathers.

Learn about Supersaurus, one of the largest dinosaurs ever recorded, with this fun fact dot to dot printable.

Color in this picture of a Hawaiian Goose, a type of bird that lives only on the islands of Hawaii.

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

Learn about Yellowstone National Park's peregrine falcons, which survived heavy pesticide use in the 1960s.

Did you know chameleons can sleep upside-down? Learn more about chameleons with this fun worksheet, jam-packed with fun facts and activities!