Fact: This worksheet is about unusual animals from all over the world. Opinion: This is the best fact and opinion worksheet ever!

Help your child learn about facts and opinions in this animal-themed worksheet! Students will read sentences and decide whether they express facts or opinions.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

With this diagram, kids can find out more about oil, one of our most widely-used natural resources, and learn a little more about where it comes from.

Learn more about a tide pool habitat with this life science worksheet for second and third graders!

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

Get to know Earth's neighbor a bit more with this Mars coloring page! Your child can read a few fun facts about Mars as he colors.

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

Did you know that trees have more parts than just the trunk, branches and leaves? Take a look on the inside of a tree with this fill-in-the-blank diagram!

Here's a creature that can be a heard a mile away: a thick-billed parrot. Learn more about these birds that are the only parrots native to the USA.

Jaguars eat deer? Wow. Alligators, too? Are you kidding? What don't they eat? There's way more to learn about these intriguing eaters in this cool worksheet.

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!

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!

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

Describe how things feel when you touch them and push on them!

Get to know the basic parts of a plant with this first- and second-grade life science worksheet!

There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.

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

Take a look and learn all about this beautiful and rare tiger from the islands of Sumatra in Indonesia.

The olm is a blind salamander that lives in Europe. Kids will learn how pictures help illustrate concepts with this life science worksheet.

Try to find natural resources in this camping-themed worksheet for second and third graders!

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

Dive into a coral reef habitat with this second- and third-grade worksheet!

Detect animal defenses in this hands-on worksheet for kindergarteners through second graders!

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Learn about the texture and hardness of different objects in this second-grade worksheet!

Take a walk through a flora-filled forest with this second-grade habitat worksheet!

Uncover the plant life of an icy tundra with this habitat worksheet for second and third graders!