Back in ancient times, the stars were used as storytelling tools. People created characters and stories that they saw in the stars, like Leo the lion.

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

Where is the Earth in space? Check out this worksheet that describes where weÃand some of our neighborsÃare in our galaxy.

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.

Do you ever see shapes in the stars at night? In ancient times, people named these shapes, and now we know them today as constellations!

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.

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

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

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.

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.

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

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.

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

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.

Back in ancient times, before people knew what the stars were, they told stories about them! With this worksheet, learn about the constellation Cygnus.

Before we knew what the stars were, people would often tell stories about the pictures that the stars formed. This one is called Aquila, the eagle!

Let your child put her thinking cap on and take a moment to write about the influence people might have had on the formation of landforms.

Does your child have a knack for astronomy? Teach him about the constellations with this great worksheet.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

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

Aspiring astronomers, here is a wonderful introduction to the constellations! Your child can learn about Aries the ram with this worksheet.

If you were born in August or September, you may be familiar with Virgo, the zodiac sign. But did you know this character was originally a constellation?

Scorpio, the scorpion, is one of the zodiac signs but you can also find him up in the stars at night!

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

Did you know that before they were zodiac signs, characters like Taurus the bull were all constellations!