Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

The Mockingbird is Tennesse's state bird: it can mimic the sounds of other birds, and even the sounds of insects.

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

Teach your 1st grader about bees with this fun fact worksheet. Play Sudoku to challenge her logic puzzle skills!

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 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!

As kids cut and pastes the pictures in the right places on this life science sheet, they learn a little about the process lettuce goes through as it grows.

If you're taking a trip to the aquarium any time soon, be sure to print out this Aquarium Passport to bring along!

Help your second grader understand the different types of weathering and how they can affect the earth.

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a jellyfishâs life.

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

Read the definitions given for soil, sand and dirt then write down where each element can be found below the pictures.

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

Grandma and grandpa didn't always have gray hair. Find out about what gives our hair color and what makes our hair lose that color as we get older.

Would a talking bird from Australia have an Australian accent? This worksheet doesn't answer this question, but it is a lot of fun to color!

Kids only get a blue tongue from eating blue candy, and luckily it only lasts a short while. These Australian lizards have blue tongues, no candy needed.

How long does a butterfly live? Find out with this worksheet! Give your second grader a fun way to practice making graphs using given information.

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

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Download this worksheet for answers to our animal reading comprehension series.

Use your knowledge of the animal kingdom to help these baby animals find their way home!

First graders can learn about the planet Venus and label its layers in this simple and engaging exercise!

Hug a tree! It can be a home to many different animals. Can you identify the different shelters used by animals in this picture?

Dreams can be delightful or downright terrifying. Discover the science behind dreams and try to figure out what your dreams say about you.

Learn about the "dwarf planet" in our solar neighborhood. There are more Pluto facts to learn, if you figure out the answer to the question on the page.

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