Sand Reading Objectives Where Can You Find Sand? What Is Sand? How Does Sand Move Around? What Can You Do With Sand? Storms Reanding Objectives Violent Weather Thunderstorms Tornadoes Hurricanes Weater Wahch Forest Fires Reading Objectives How Do Forest Fires Start? Firefighters Preventing Forest Fires A New Forest Grows Volcanoes Reading Objectives On the Scene at Mount St. Helens What Are Volcanoes? Where Are Volcanoes Located? Volcanoes in History After a Volcano Erupts Returning to Mount St. Helens Review Activities Think and Discuss Multiple-Choice Test Index