You can find rocks almost anywhere, but there's a lot more to rocks than meets the eye. Check out this science worksheet to learn all about rock formations.

If you know what each planet looks like, you'll have no trouble with this intergalactic crossword puzzle.

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

Help your kid get his head around the seasons with this worksheet that asks him to draw a picture of the correct season according to what each kid is wearing.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

Get to know the Apollo 11 space mission in this science and history worksheet!

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Invite spellers on an inter-stellar adventure with this fun word scramble puzzle.

Searching for a worksheet to help your fourth grader with science? This printable will help him practice astronomy vocabulary.

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

Practice naming the planets in our solar system with a fun, visual worksheet! Your child can see the planets in their orbits and try to label each one.

What is the rocky cycle? This info sheet answers that question with the help of a colorful diagram and a shout out to important vocabulary.

Did you know that there is no new water on Earth? It all gets recycled and reused in a process that we call the water cycle.

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

What's the weather like today? Here's a word search perfect for any budding meteorologist.

If your child is fascinated by outer space, he'll love this solar system word search! While reviewing planet names, he'll ponder the mysteries of the universe.

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.