It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

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

What a wonderful world word search! See if you can find all 10 of the Earth-related terms in the word search.

From glaciers to mountains to wetlands, our planet has lots of different landforms. Help your child learn all about them with this fun earth science crossword.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

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.

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.

The Earth is very much alive, even its rocks shift and change. Practice geology vocabulary with this challenging word search.

Give your student a great Earth Science study tool, complete with a list of fun facts and a word search all about the grasslands.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

Give your student a fun reading page and word search, filled with fun facts all about the Earth's desert ecosystem.

Did you know that Earth's oceans are split into three separate ecosystems? The tropical ocean ecosystem is home to tropical fish, coral reefs, and warm water!

Help your child learn weather words with this climate-themed word search.

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

Practice geology vocabulary with this challenging crossword puzzle.

Dinosaurs and other creatures don't exist anymore! Learn the names of some extinct animals, and look for them in this fun wordsearch puzzle.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

Learn about world ecosystems with a fun and informative worksheet! This one is all about the tropical rainforest.

Have you ever heard of the chapparal ecosystem? Learn all about this dry, Mediterranean ecosystem with this fun sheet!

Who knew that the beach had its own diverse ecosystem? Learn all about the shoreline ecosystem with this fun worksheet!

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Learn all you need to know about our purple mountain's majesty with this fun ecosystems sheet!

Where to flower babies come from? Use this word search to learn about the different pollinators in our environment, and how they help spread plant seeds.

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.

Did you know that tons of wildlife can thrive in below freezing temperatures? Learn about the polar ocean ecosystem with this fun sheet!

This huge ecosystem's name "taiga" comes from the Russian word for "forest". Learn all about the taiga with this fun worksheet!

Did you know when a plant is "coniferous" it means it has needles for leaves? The temperate forest ecosystem is full of these! Learn more with this fun sheet.