Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

Budding scientists can learn about an important physical science concept with this worksheet all about density!

How many teeth does an alligator have? Find out with this fun worksheet, dedicated to teaching you and your child all about alligators!

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

Children label the eight planets of our Solar System in this simple astronomy worksheet.

Are you afraid of spiders? Don't scream, this fun worksheet is jam-packed with interesting facts and activities, all about black widow spiders!

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

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

How much do you know about man's best friend? This fun worksheet is jam-packed with fun facts about dogs!

Learn the science of volcanic eruption with this cutaway diagram

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

If you think volcanoes are cool, this worksheet will blow your mind! Learn about the rock cycle by reading the paragraph and taking a multiple choice quiz.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Can you guess how the Screech Owl got its name? Learn some fun facts about this species of owl with a fun info sheet!

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

Humans have 32 teeth, including wisdom teeth, and this diagram has the names of all the other 28.

Don't believe a bird could catch a rattlesnake? Believe it. The greater roadrunner lives up to its name by running up to 20 miles per hour and hunting snakes.

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

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

Learn all about hurricanes in this earth science Q&A.

When we get embarrassed or anxious, and all of a sudden our cheeks get red! Why does our body do this? Find out what scientists think blushing is all about.

Learn all about vision and sight with this life science diagram.

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

Learn all about how to convert centimeters to inches in this practice worksheet.

Learn all about your sense of smell with this diagram and coloring page.