This Awesome Anatomy coloring page is all about the human eye, and makes a handy study tool as well!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Ready for a truly electrifying lesson in science? Find out how electricity forms and what makes a lightning bolt!

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

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

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

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

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.

Searching for a worksheet to help your fourth grader with science? This printable will help him with geology.

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

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!

Create your own gravity-powered roller coaster in this creative worksheet!

Get a brief history of the atom with this introductory page for young physicists!

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

Who is this Frankenstein guy anyway? He's not the monster -- he's the guy who invented him.

This packet of worksheets introduces children to food webs, an important life science concept.

Do you know how clouds form? Get the basic idea of how moisture in the air can become a cloud.

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

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Which animals can live happily alongside humans? With this word search, match up game, fun facts, your child will learn more about urban animal habitats.

Learn all about the science of the movies and the basic concepts behind how they work.

If Dorothy had lived a little further south, she might have been swept away to Oz by a hurricane.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

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?

Back in ancient times, before people knew what the stars were, they told stories about them! With this worksheet, learn about the constellation Cygnus.

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

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!

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

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