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

This worksheet features Mercury, the smallest planet in our Solar System, and also the planet that's closest to the Sun.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

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.

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.

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

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.

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.

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.

On this worksheet, kids learn all about the look and location of Uranus, and they get to cut out a picture to use in their own Solar System diagram.

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

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

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

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.

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

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

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

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.

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

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.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

Milky Way: candy bar or galaxy of 100 to 400 billion stars?