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

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

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.

For your budding environmentalist, here is an information sheet on a well-known endangered species, the Komodo dragon!

Learn about a famous woman of science, Rosalind Franklin, and how she contributed to the discovery of DNA's double-helix structure.

Looking for a worksheet to help your kid with his science vocabulary? This printable will help him with the parts of the human body.

Did you know people can live with just one kidney? Get a head start on human anatomy with this info sheet on kidneys.

Meet the beetle! Filling out this simple worksheet can help your 5th grader learn the anatomy of a beetle.

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

How many teeth does an alligator have? Find out with this fun worksheet, dedicated to teaching you and your child all about alligators!

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

There are many endangered species all around the world. Read about the Amur leopard and why it's endangered with this information page.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

This colorful diagram is a handy reference guide for kids learning basic body systems.

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.

There are many animals around the world whose lives or homes are threatened. Read about an endangered species from Africa with this info-sheet

Learn the basics of human anatomy with this info sheet all about the bladder. Your child will learn the different parts of the bladder

Explore the difference between asexual and sexual reproduction in organisms with this middle school science worksheet!

Did you know cougars can leap 20 feet from a sitting position? This fun worksheet is jam-packed with fun facts about the cougar!

Is it true that male seahorses get pregnant? Find out with this fun, fact filled worksheet, all about seahorses!

Learn all about vision and sight with this life science diagram.

Do you know what the thyroid does? Learn about our body's largest gland with this human anatomy info sheet.

Learn the names of major joints in the human body, the points at which bones intersect to make your arms and legs bend.

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

Learn about the animal kingdom with this centipede anatomy worksheet. Fun fact: Centipedes have either 15 or 17 pairs of legs, but never 16!

Next time you head outside for a hike or a camping trip, bring along this checklist of animal tracks!

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.