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

For all you aspiring astronauts, here is a worksheet for learning the constellations! Learn all about the constellation Gemini with this sheet.

Scorpio, the scorpion, is one of the zodiac signs but you can also find him up in the stars at night!

Many legends told by ancient people have characters that you can find as star formations called constellations! This one is Andromeda.

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

Constellations are groups of stars that form a picture, usually with a story behind it. But many constellations are also zodiac signs, like Libra, the scales.

Before we knew what the stars were, people would often tell stories about the pictures that the stars formed. This one is called Aquila, the eagle!

Ever lay on your back to watch the clouds? With this cloud chart you and your little scientist can identify the different types of cloud formations.

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.

Do you ever see shapes in the stars at night? In ancient times, people named these shapes, and now we know them today as constellations!

Back in ancient times, the stars were used as storytelling tools. People created characters and stories that they saw in the stars, like Leo the lion.

If you were born in August or September, you may be familiar with Virgo, the zodiac sign. But did you know this character was originally a constellation?

Don't let school year learning slip away this summer: use this chemistry worksheet to practice identifying elements.

If you're fascinated by bugs, check out this coloring page featuring the insect order Odonata, which consists of damselfies and dragonflies.

For kids who bug out on bugs, here's the perfect coloring page! Learn about the insect order Coleoptera, which we mostly know as beetles.

This Awesome Anatomy page focuses on the heart and how it pumps blood to all parts of your body.

Explore a wetland habitat with this engaging short-answer worksheet for second and third graders!

Explore grasslands and their fauna in this thought-provoking worksheet!

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

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

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

Help your child understand the importance of preserving the environment, with this info-sheet about an endangered species: the Iranian jerboa.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

The periodic table of the elements is an important classification system of the most basic particles that make up our world!

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.

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.

Learn all about the liver with this anatomy sheet. Our liver is one of many organs in the digestive system expelling waste from the body.

Learn the basics of human anatomy with this info sheet all about the bladder. Your child will learn the different parts of the bladder