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.

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Read about the small population of huge moose in Yellowstone National Park.

Read about the mule deer, the most abundant deer in Yellowstone National Park.

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

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.

Read about Yellowstone's red foxes, some of the most cunning and smart animals around.

Read about a little-talked-about bird that inhabits the wetlands of Yellowstone National Park, the sandhill crane.

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

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.

Learn a new species of bird with a fun info sheet! Your child will read a few facts about the American Kestrel, and complete a word scramble.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.

Learn about a cool species of bird with this Osprey fun sheet! Your child will read a few fun facts about the Osprey, and complete a crossword puzzle.

Teach your child about a new bird, the Magpie, with a fun coloring sheet. She'll read a few fun facts about this species as she colors.

Learn a new species of bird with a fun info sheet! Your child will get to read some fun facts about the Sharp Shinned Hawk, and complete a crossword.

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!

With this animal fun page, your child will read a few fun facts about the Great Gray Owl, and complete a crossword based on what he's learned.

Here's a fun drawing exercise that will also teach your child about a species of owl. He'll read some fun facts about the Great Horned Owl.

Here is a fun way to learn about a species of bird: the barn owl! Your child will get to complete a crossword puzzle based on fun facts he's read.

Decide which plants could survive in the desert with this second- and third-grade habitat worksheet!

Learn about a common hawk native to North America, the Red-Tailed Hawk! Your child will love coloring this page as he reads some fun facts about this species.

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

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

Find out how animals and plants change based on their environment in this worksheet!

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

Dive into a coral reef ecosystem with this life science worksheet!

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Determine which plants would survive in a pond with this second- and third-grade worksheet!

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