The Earth is constantly changing. Earthquakes shake the ground. Volcanoes create new land. Water and wind erode rocks. These natural things are changing the face of our planet. Featuring dynamic primary sources, this high-interest nonfiction book translated in Spanish includes colorful images, text features such as a table of contents, glossary and index, and a Your Turn application activity at the end of the book. This 6-Pack includes six copies of this Level R title and a lesson plan that specifically supports guided reading instruction.