Dreams can be delightful or downright terrifying. Discover the science behind dreams and try to figure out what your dreams say about you.

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

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

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

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

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

Learn a bit about the Brazilian rainbow boa with this cool science worksheet.

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

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

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!

Check out this Awesome Anatomy page about your voice.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Filling out this spider diagram will be much less scary than running into these creepy crawlers in real life. Fill in the body parts from the work bank.

Did you know that cheetahs are the fastest land mammal? This fun worksheet is jam-packed with fun facts all about the cheetah.

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

If your child is starting to learn human biology, give him a great study sheet with this anatomy worksheet about the pancreas.

Learn about Yellowstone Park's lynx, the cats that put your average house cat to shame.

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.

In this worksheet, children practice identifying animals of North America by their tracks.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Learn about the second fastest land mammal in the Western Hemisphere, the pronghorn antelope.

Coyotes' famous howl gave them the nickname "song dogs." This is just one of several coyote facts your child can learn from this worksheet.

Did you know some people have little teacup pigs as pets? Learn all about these adorable animals with your child as she completes this fact-filled quiz.

When we get embarrassed or anxious, and all of a sudden our cheeks get red! Why does our body do this? Find out what scientists think blushing is all about.

Did you know our sense of smell is also called "olfactory"? Learn about the structure and function of the nose with this human anatomy sheet.

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

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

Ever try to see a scorpion up close but were too scared? Get closer than ever with this scorpion anatomy worksheet. Fill in the body parts from the word bank.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.