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

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

Get to know your Jurassic from your Cretaceous in this handy geologic time periods chart.

This printable features the planet closest to the sun. Learn Mercury facts and further your knowledge of outer space by discovering new things.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

How do you think our universe will end? With this worksheet, explore some of the common theories, and then come up with some of your own!

This helpful worksheet lays out all the qualifications for planethood. A great way to start studying outer space science!

This word search introduces your child to important rocks and minerals vocabulary, as it strengthens his attention to detail.

This worksheet features Uranus facts. Did you know this planet is blue and spins on its side?

Children get to know a few geology terms in this landform word search puzzle.

Do you know how Tsunamis are formed? This worksheet shows the physics behind tsunami formation.

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

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

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.

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

Nature is all around us! But how much does your child know about our natural world? Test her knowledge with some nature fun-facts trivia.

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space science worksheet.

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

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

The infamous Halley's Comet only comes around once every 75 years or so! Read some interesting info on the world's most famous comet.

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?