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

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

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

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?

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

All living things need water to survive. Listed are some of the ways we use water: can your child think of others?

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

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

Here's a great way to teach your kids more about our solar system. This worksheet focuses on the dwarf planet, Pluto.

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

Ocean resources are an incredible part of how we live our lives; read and write about them with this worksheet.

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

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.

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!

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

Discover the inner workings of basic earth science in this worksheet on temperature.

Help your second grader understand the different types of weathering and how they can affect the earth.

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

Aspiring astronomers, get ready for a stellar coloring page all about the moon! Your child can read some fun facts as he colors.

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

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

This worksheet is a quick-reference tool of space vocabulary for kids, with an exercise to use the words properly in provided sentences.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

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

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.