Dig into the past with this third-grade worksheet all about fossils!

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

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

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Discover the importance of butterflies in pollination with this informative worksheet!

Unearth fossils in this explorative third-grade worksheet!

Discover the animals and plants of the past in this fossil-focused worksheet!

Uncover secrets of the past with this third-grade worksheet about fossils!

Analyze fossils with this engaging third-grade science 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!

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.

Track the traits passed down from parent to offspring!

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

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.

In this animal-based life science worksheet, students will learn that animals inherit certain traits from their parents.

Butterflies and moths may have very different colors, but they are from the same insect order! Learn about lepidoptera with a fun coloring page.

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

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

All the animals in this word search share one characteristic: none of them have bones! Can your child find the boneless critters hidden in the puzzle?

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

Lots of people like turtles, but how much do you really know about them? Get to know one of many types of turtles with this informational worksheet.

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

Did you know there are tiny owls? Learn all about the Elf Owl with this fun page, including a word scramble with words from the fun facts box.

Learn about spider tortoises, one of the world's tiniest tortoise species, with this handy worksheet. Can't go to the zoo? We bring the zoo to you!

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!

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.

If you're looking to color a chimpanzee, you won't find a coloring page better than this one. Learn some facts about these animals while you're at it.