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.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

Kids follow corn as it grows from seed to vegetable on this simple cut-and-paste growth chart.

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.

Learn more about the bones in your body and just how important they are with this reading sheet and diagram, all in one.

Learn about your sense of touch with this Awesome Anatomy page on the nervous system.

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

Which animals can live happily alongside humans? With this word search, match up game, fun facts, your child will learn more about urban animal habitats.

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

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

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

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.

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

Learn about the black bears of Yellowstone National Park.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

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 Louis Pasteur biography goes over his accomplishments, and includes a bacteria-based science activity at the end!

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

This worksheet featuring food and natural resources touches on the subject of food chains.

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

Learn about the amphibians and reptiles of Yellowstone National Park.

Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

With this enlightening worksheet, kids will get a glimpse into how our brains' different parts function in surprising ways.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Did you know you're 1,000 times more likely to drown than you are to be bitten by a shark? This fun worksheet is jam-packed with fun facts about the shark!

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

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 bright and colorful worksheet helps your child bring the technical terms of the bones in his legs down to size.