Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Bird-watchers will love this worksheet, featuring just a sample of the many song birds flying around Yellowstone National Park.

Help your 2nd grader write out fractions in this underwater adventure.

This mole has a pouch for its young, just like kangaroos. Get your child into life science learning with this fun coloring page.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

Do you need a job? Well, this elephant is looking for a new symbiotic partner, and you could be just the candidate he's looking for!

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

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

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!

With this fun sheet, your child will get to learn a few fun facts about the raven, and then complete a crossword based on what she's just learned.

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

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

Did you know new species of animals are discovered every year? Color in this little cricket, the only one of his kind who can pollinate plants!

Color the T Rex Leech! Named for its sharp teeth, he is one of many brand new species discovered in the past two years.

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 pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

All living things go through many changes as they grow to be adults! Help your little one understand how he will grow and change.

Celebrate the fall season with this nature sketchbook, perfect for any lover of the outdoors!

Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.