Don't believe a bird could catch a rattlesnake? Believe it. The greater roadrunner lives up to its name by running up to 20 miles per hour and hunting snakes.

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Ready to make a body outline? This seriously fun project will give kids some big insights into the important systems that make up their bodies!

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

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

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

Guinea pigs are social animals that make great pets. Test your child's knowledge of these furry critters with this fun quiz.

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.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

There are a lot of structures that make up a new plant, called a seedling. Your child will learn what they're called with this life science word search.

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

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

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

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

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Grandma and grandpa didn't always have gray hair. Find out about what gives our hair color and what makes our hair lose that color as we get older.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

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

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

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.

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!

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

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

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

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

Can you identify the difference between inherited and acquired traits?

This kid-friendly, fill-in-the-blank diagram helps your fifth grader learn the technical terms for the bones in his torso.

Analyze fossils with this engaging third-grade science worksheet!