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.

All kids love animals, but how much does your child know about them? Kids will get to learn some animal vocabulary with this wild crossword puzzle.

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

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Too familiar with flies and mosquitoes? Learn about their insect order Diptera as your child colors this bug-lover's fun page.

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.

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.

Did you know that ocean water is salty, but river water is not? Find out how fresh and salt water mix together in this water cycle worksheet.

Teach your kids all about the second planet from the Sun with this simple science sheet.

How well does your child know the layout of our Solar System? This worksheet focuses on the biggest planet, Jupiter.

If your kid loves the ocean, he may enjoy learning tons of trivia about our fishy friends in the sea. Brush up on your fish facts with this fun page!

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

Ever lay on your back to watch the clouds? With this cloud chart you and your little scientist can identify the different types of cloud formations.

What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

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!

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

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.

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

How much do you know about our home planet? Boost your Earth knowledge with this science printable.

Nature is all around us! But how much does your child know about our natural world? Test her knowledge with some nature fun-facts trivia.

Use this cool 2-page worksheet to make your own big dipper clock!

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.