Take a peek inside the human eye with this eye-catching worksheet! See a simple eye diagram and learn vocabulary words that will help your kid understand sight.

This worksheet features a scientific explanation and awesome photos of solar eclipses, which are extremely rare scientific phenomena.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

Does your child love dogs? Test his knowledge on the different breeds of dog with some trivia questions!

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.

There are lots of stories around the world for the rabbit moon: a rabbit image seen in the shadows on the moon's face. Here's one for young moon-gazers!

Practice geology vocabulary with this challenging crossword puzzle.

Learn step by step how to create a report! Research facts about camels, complete the sentences, then use the sentences to create a report about camels.

Young astronomers unscramble words to reveal the heavens in this fun space science worksheet.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

What does the Earth look like? Find out all about the nooks and crannies that cover the planet with this landforms worksheet.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

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.

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

This raptors word search is not about dinosaurs, it's about birds! "Raptor" means "bird of prey", and there is a huge list here for your child to find.

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

There are many endangered species all around the world. Read about the Amur leopard and why it's endangered with this information page.

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

Learn about the farthest planet in our solar system, Neptune. Facts include interesting bits about the vast winds that keep its surface moving!

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

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

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

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

As your child completes this science worksheet on the life cycle of a peanut, he'll get the chance to practice his sequencing, labeling, and drawing skills.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

Use this cool 2-page worksheet to make your own big dipper clock!

Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

Learn about the grizzly bears that live in Yellowstone National Park.

Give your kid help with his science skills with this worksheet, which practices natural disaster vocabulary.