Learn all about the ooey-gooey areas of land called wetlands that provide a home for certain kinds of plants and animals.

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

Learn all about cells, the tiny pieces that make up our body, in this color-in diagram.

Color in this Awesome Anatomy page on the respiratory system and learn about how we breathe!

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!

Did you know chinchillas were almost extinct? This fun worksheet is jam-packed with fun facts about the fuzzy chinchilla!

Children will learn important facts about food chains in these worksheets.

Record your notes as you learn about the cell cycle with this one-page template!

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

Ever wonder how the human body functions? Enjoy this great info sheet all about the human heart, one of our most important organs.

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

Cranium, noodle, melon, noggin...the human skull has been called a lot of things over the years. Here are the proper names for each part.

Dive deep into your body's circulatory system with this worksheet on blood and what it's made of.

Read up on the digestive system with this page, which follows your food from start to finish.

Take a peek inside the human eye with this eye-catching worksheet! See a simple eye diagram and learn vocabulary words that will help your kid understand sight.

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Students compare structures in the bodies of different organisms in order to draw conclusions about evolutionary relationships in this life science worksheet!

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

Need to know all about the lungs? Study up with this comprehensive lung anatomy worksheet.

Learn all about your sense of smell with this diagram and coloring page.

Did you know that our skin is actually an organ? In fact, it's the largest organ in our bodies! Learn about our skin with this anatomy sheet.

This Awesome Anatomy coloring page is all about the human eye, and makes a handy study tool as well!

This Awesome Anatomy coloring page focuses on the heart and all the different parts of it.

This Awesome Anatomy coloring page shows how blood circulates through your body.

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

Use clues to fill in the boxes in this crossword puzzle, and learn more about freshwater fish along the way.

Find out more about single-cell organisms with this coloring page and diagram.

Humans have 32 teeth, including wisdom teeth, and this diagram has the names of all the other 28.