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!

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.

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

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

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.

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.

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.

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.

Bug out on some insect anatomy! Can you name each part of the insect? Try making an educated guess by using what you already know about animal body parts.

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.

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

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!

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.