Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

Do you know the functions of the primary organs in the human body? Put your knowledge to the test with this fourth- and fifth-grade crossword!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Get in tune with nature, and read a bit about an endangered species of animal, the Black-footed Ferret. Your child can color an illustration as he reads.

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.

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.

Review the different body parts with a fun crossword! This is a great way for your little doctor-in-training to review the basic organs and their functions.

Did you know a baby kangaroo is called a joey? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about the kangaroo!

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

Did you know an elephant can eat 300 pounds of food in one day? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about elephants!

Have fun learning about food chains in this charming science worksheet!

Explore humans’ inherited traits with this fun science worksheet!

Ponder the pedigree of plants with this worksheet about inherited traits for upper elementary students!

Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Discover the details of desert plant life in this informative worksheet!

Learn the importance of natural adaptations with this inquisitive activity!

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

This packet of worksheets introduces children to food webs, an important life science concept.

Ever wonder what's inside a camel's hump? Find out with this fun worksheet! It's jam-packed with facts about camels.

Young botanists test their plant know-how with this quiz.

A useful overview of terrestrial biomes, including a climate key.

The food chain is an important life science concept for fouth graders. This game makes it fun to learn!

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

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

Help your child understand the importance of preserving the environment, with this info-sheet about an endangered species: the Iranian jerboa.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.