Get a light lesson in the darkest of creatures, the raven.

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

What's the animal that swims upstream? Help your child figure this out with this cold-blooded animal crossword puzzle worksheet.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Color this Awesome Anatomy coloring page that focuses on how the ears work to hear sound.

Whoa, this spider is quite the spinster! He is actually one of many brand new species discovered between 2009 and 2011.

For those of you studying human anatomy, here is a great diagram of the major organs in our body!

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

Read about a little-talked-about bird that inhabits the wetlands of Yellowstone National Park, the sandhill crane.

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.

If your kid loves the ocean, he may enjoy learning tons of trivia about our fishy friends in the sea. Brush up on your fish facts with this fun page!

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.

This nature coloring page features a detailed depiction of Hibiscus flowers and an African Mantis that your second grader can bring to life by adding color!

The Sunflowers and Moth Coloring Page will engage second graders in adding color to bring the scene to life while learning the scientific names for the species!

With this animal fun page, your child will read a few fun facts about the Great Gray Owl, and complete a crossword based on what he's learned.

This diagram of a human skeleton is labeled with 12 major bones, from skull to fibula.

Walter's Duiker is a new species of duiker, a kind of antelope, and one of many new species discovered between 2009 and 2011.

Discover the function and parts of the human skeleton with this introductory diagram.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

Teach your child all about the growth cycle of carrots, those bright orange veggies found on dinner tables everywhere.

These flash cards serve as an intro to life science, but also help with counting skills and sequential ordering.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

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

This lizard can grow to over six feet long! Color the Golden Spotted Monitor Lizard, one of several brand new species discovered between 2009 and 2011.

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!

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!

Does your child know his five senses? Give him an introduction to human anatomy with this sense of touch worksheet.

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

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