Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Learn all about rollie pollies, a small but unique creature that always fascinates little kids. There's even a bit of rollie pollie match to boot.

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!

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

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

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

Did you know wolves are the largest members of the dog family? This fun worksheet is jam-packed with fun facts about the wolf!

Why did the fox cross the road? To look for the chicken! This fun worksheet is jam-packed with fun facts about foxes!

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

Did you know that some caribou travel 3,000 miles in a year? This fun worksheet is jam-packed with fun facts about the caribou!

Did you know opossums are marsupials, which means they have a pouch! This fun worksheet is jam-packed with fun facts about the opossum!

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

Looking for a worksheet that will give your kid help with his life-science skills? This printable will challenge his knowledge of birds.

Did you know that Uranus can get as cold as -144° Fahrenheit? Learn more about the third largest planet in our solar system on this planet printable.

In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

Searching for a worksheet to help your fourth grader with science? This printable will help him practice astronomy vocabulary.

Take a look into the layers of the earth with this soil science sheet! Your little digger can learn about the different soil layers and what lives in each one.

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

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

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

Learn about the animal practice of hibernation in this quick science worksheet.

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

Ready for a truly electrifying lesson in science? Find out how electricity forms and what makes a lightning bolt!

Studying earth science? Learn about the different types of clouds with the series of cloud types.

Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.

What's better than coloring and learning at the same time? Here's a great informational sheet on koala bears that doubles as a coloring page!

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Need a colorful way to impress your friends and family? This worksheet has got you covered!

Little outer space explorers, welcome back to our home planet: Earth! Help your child read a few fun facts about planet Earth with this coloring page.