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.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Constellations are not just named after animals, some of them are named after people! Learn about the constellation Sagittarius with this fun worksheet.

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

Can you match the scientist with the unit of electricity or power that is named after him?

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Explore the applications of electrical energy with this helpful second-grade worksheet!

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

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

Listen closely! Do you hear anything? Identify examples of sound energy in this kindergarten and first-grade worksheet!

Shed some light on the interactions between objects and light with this science worksheet for kindergarteners and first graders!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Learn more about how plants work with this cool celery experiment! Use this worksheet to help you record your observations after doing this experiment.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

The narwhal is one unusual animal! Your child will learn about this horned sea creature through text and pictures.

How do trunks, claws, and flippers help animals? Discover how animals use different parts of their body to meet their needs in this kindergarten and first-grade life science worksheet!

What does a dog eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Discover different types of energy with this third- and fourth-grade science worksheet!

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Gear up to go into the science lab with the help of this activity!

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Connect the dots from 1 to 30 to reveal Styracosaurus's mighty horns.

Learn about the science behind one of nature's most awesome spectacles: monsoons.

Dig into the past with this third-grade worksheet all about fossils!

Blast off into space with a fun planet printable. This one features Jupiter, the largest planet in our solar system.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.