While many volcanoes worldwide are dormant, about 50 to 60 active volcanoes erupt each year! Curious young readers may wonder what causes these eruptions, where they often happen, and how they can stay safe. This title features key facts about volcanic eruptions to answer these questions, also covering valuable information about the worst volcanic eruptions in history, and what these deadly events have taught people about staying safe in modern times. With intriguing sidebars, a graphic organizer, and vivid images, the insights in this text can inspire future volcanologists and provide potentially lifesaving knowledge to those who might one day find themselves faced with an impending eruption.