How much does your child know about the animal kingdom? Help her discover interesting facts with this animal crossword.

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.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

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

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

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.

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.

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

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.

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

Looking for a worksheet to help your child with science? This printable will help them with their biology vocabulary.

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.

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

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

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?

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

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!

Review energy terminology with this fun fourth-grade crossword puzzle!

Do you know the functions of the primary organs in the human body? Put your knowledge to the test with this fourth- and fifth-grade crossword!

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

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