Have a budding ornithologist on your hands? Check out the birds like Illinois state bird, the cardinal, with this series of coloring pages!

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

Learn about the integumentary system, which is really just a fancy phrase for "skin", in this worksheet.

Did you know opossums are marsupials, which means they have a pouch! This fun worksheet is jam-packed with fun facts about the opossum!

Did you know that cheetahs are the fastest land mammal? This fun worksheet is jam-packed with fun facts all about the cheetah.

Give your student a fun reading page and word search, filled with fun facts all about the Earth's desert ecosystem.

This cute worksheet prompts your first grader to find out what characteristics are shared by amphibians, and then circle the animals that fit that category.

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

Does your child know his five senses? Give him an introduction to human anatomy with this sense of touch worksheet.

Label the parts of a tree with this simple science worksheet!

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

This thoughtfully labeled periodic table includes information about the properties of all 103 elements.

Children learn about the animals that inhabit Australia in this tracks-matching activity.

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

How do you know when it's wintertime? Have your child complete this winter writing prompt to exercise writing skills and reinforce seasonal knowledge.

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.

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

This Awesome Anatomy coloring page focuses on the heart and all the different parts of it.

Your budding ornithologist will love an introduction with coloring pages like this one featuring the New Hampshire state bird.

Learn about the Maryland state bird, an oriole famous for its bright colored feathers.

Do you know the Alabama state bird? It's the Yellowhammer, a small yellow bird that is threatened in other parts of the world.

Check out these state bird coloring pages, like the Indiana state bird, famous for its red color.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

Help third and fourth graders become rock stars with this informative geology worksheet!

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

The holiday season is here! Bring this cool snowman to life by coloring him according to the color chart.

Teach your child how we measure temperature with these printable thermometers!