See which snail has gotten the farthest with this 2nd grade measurement snail race worksheet.

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Get to know the residents of the reef with this coral reef-themed crossword, perfect for expanding life science knowledge and working on vocabulary, too!

Do you know what's the largest parrot in Africa? It's the African grey parrot! Learn about this blabbering bird and give the image some color.

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.

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

In this introductory tree-diagramming worksheet, young naturalists will unscramble each label to reveal five parts of the tree.

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.

Did you know that some caribou travel 3,000 miles in a year? This fun worksheet is jam-packed with fun facts about the caribou!

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.

Hop this way for some marsupial madness! Your child can learn about the life cycle of a kangaroo, and how marsupials differ from mammals.

Looking for a worksheet to help your child with science? This printable will help them with their biology vocabulary.

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

Does your child love dogs? Test his knowledge on the different breeds of dog with some trivia questions!

If your kid gets excited about snakes, you need this cool worksheet. Learn a bit about carpet pythons, such as what colors they may be, and then color the picture.

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

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

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

Who feels at home scaling a nice, big tree? This word search is a fun way for your little one to familiarize themselves with different tree-climbing animals.

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

Are you aware of how many endangered species there are in the world? Use this trivia sheet to test your knowledge of some beautiful but endangered animals.

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

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

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.

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

Use this fun frog worksheet to practice place value and expanding numbers.

Check out the alligator gar's huge jaw, and color it in!

Take a quick lesson in the otters that inhabit Yellowstone National Park and take an even quicker quiz.