Milky Way: candy bar or galaxy of 100 to 400 billion stars?

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Get to know each of the Seven Summits, then organize their heights into a graph.

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

Need a colorful way to impress your friends and family? This worksheet has got you covered!

Did you know chameleons can sleep upside-down? Learn more about chameleons with this fun worksheet, jam-packed with fun facts and activities!

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

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.

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.

Even colors have best friends. In the world of color, these best friend pairings are called complimentary colors.

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

Color in the gold and red colors of this common grasshopper species and learn about insect orders with your child!

Introduce your student to an endangered species, Przewalski's horse, with this information sheet. They can color the illustration as they read.

Let your coloring skills blossom with this flower anatomy worksheet. Make your own flower, color and put your vocabulary skills to the test!

Help your child read this page about the Sumatran rhinoceros, where they can color an illustration as they learn about why this animal is endangered.

Teach your child about an endangered species with this information page, all about the Forest Owlet. They can color as they read some interesting facts.

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

Have you ever heard of a Caracara? This fun page is full of facts about this unique bird, including a word scramble and a color by number activity.

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.

Get in tune with nature, and read a bit about an endangered species of animal, the Black-footed Ferret. Your child can color an illustration as he reads.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

If your kid gets excited about snakes, you need this cool worksheet. Learn a bit about carpet pythons, such as what colors they may be, and then color the picture.

How much do you know about our national bird? Enjoy an info page about the bald eagle, with a mini crossword, some fun facts and a picture to color.

Do you know what's the largest parrot in Africa? It's the African grey parrot! Learn about this blabbering bird and give the image some color.

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.

Dive into the principles of energy transfer with this energetic physical science worksheet!

Collecting data is an important part of math and statistics. Practice gathering data using items around the house or classroom!