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.

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

Can you and your child come up with a few ways to conserve water in your home? This printable starts you off with five ways to conserve water.

Educate your budding scientist about fossil fuels with this worksheet about non-renewable energy.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

Teach your child how to respect the ecosystem with a science worksheet that doubles as a coloring page. Can they identify the sources of pollution in the scene?

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

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.

What does the Earth look like? Find out all about the nooks and crannies that cover the planet with this landforms worksheet.

What is the Earth made of? Find out everything that goes on just below the surface in this science reading worksheet.

Blast off deep into space with this science worksheet featuring the dwarf planet, Pluto.

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.

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

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

Blast off into space with a fun planet printable. This one features Jupiter, the largest planet in our solar system.

Searching for a worksheet that will help your child practice their reading skills? This printable uses life science as a background to help young readers.

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

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

Get to know each of the Seven Summits, then organize their heights into a graph.

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.

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.

Quite possibly the most famous constellation, the Big Dipper is a small part of Ursa Major, the big bear constellation.

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

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

Our ecosystems need a protector; is your third grader up to the challenge? Identify harmful pollutants in a science worksheet that doubles as a coloring page.

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

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

Help kids understand the size and scope of billions of years with this helpful reference worksheet.