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.

All the animals in this word search share one characteristic: none of them have bones! Can your child find the boneless critters hidden in the puzzle?

Kids find forest animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

Kids find grassland animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Brush up on some physics vocabulary with this energy word search!

This word search is all about owls! Your child will learn a few different species of owl as he looks for them in the word search.

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Budding inventors can get a fun review of the simple machines with this word search.

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.

Find a definition of what "natural resources" are, and complete the natural resources word search. It's a good vocabulary warm-up!

This word search helps expand kids' animal vocabulary and introduces them to animals that live in shells, all while keeping them entertained.

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.

Kids find desert animals in this science word search. Animal habitat worksheets help students learn about life forms in different environments.

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.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

In which habitat could you find a blue whale, a squid, and a shark? The ocean, obviously! Have your kid find ocean animals with this word search worksheet.

Who feels at home scaling a nice, big tree? This word search is a fun way for your little one to familiarize themselves with different tree-climbing animals.

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

Break down a word to create new ones with this fun worksheet for second through fifth graders!

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

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

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.

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.

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

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

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!