Students create a class book for peers and younger students to learn ways to help the earth. Each suggestion is explained with only the most essential information and illustrated using a paper collage technique.

Have you ever wondered why one area of the world is a desert, another a grassland, and another a rainforest? Why are there different forests and deserts, and why are there different types of life in each area? The answer is climate.

Referred to as the "greatest Californian," John Muir was a writer and conservationalist. Use this site to learn about Muir's inspirational views about nature and the establishment of the United States National Park System.

"First to use a telescope to overserve the starts and planets," Galileo Galilei secretly published his work, which contradicted the Catholic Church's teachings. Use this site to learn about how Galileo's independence and courage made him...