How does blood flow through the heart? This worksheet prompts kids to map how blood is pumped through this sophisticated organ.

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

The brain is the most important organ in the human body. Get a basic grasp on the parts and functions of the brain with this anatomy info sheet.

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

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

Did you know that baby turtles are born all alone on the beach? Learn about the life cycle of a turtle with this life science worksheet.

Expand your sea creature vocabulary with this Life in the Reef worksheet!

In this science vocabulary worksheet, kids will look at the labeled diagram of the monarch butterfly and then use what they have learned to finish the sentences.

Go from a butterfly beginner to an expert with this worksheet, full of pretty butterflies and tons of information about where butterflies live.l

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.

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

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

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.

Color in this diagram to see how a tree works and to better understand how many plants transport their "food".

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

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

If your child loves animals, introduce her to a cool species of bird with this Northern Hawk Owl info sheet, complete with coloring and a crossword.

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.

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

Kids find grassland animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

Challenge your child' memory skills with this colorful worksheet. This fun printable will help with memorization skills and spatial awareness.

Jump-start your kid's excitement about kangaroos! Together, you can learn some cool kangaroo facts, like how kangaroos can jump up to 30 feet.

How can an owl have long ears? Find out a few fun facts about the Long Eared Owl with an info sheet!

Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

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.