Major earthquakes happen about once per month! The frequency of these natural disasters, and the extensive damage major earthquakes can cause, make them vital for young learners to understand. This book can be their guide! With engaging and accessible language, it covers key ideas related to earthquakes, including what causes them, where they happen, the worst earthquakes in history, and what people have learned about the best ways to stay safe. Complete with vivid images, sidebars, and graphic organizers, this title is sure to provide students with a lasting--and potentially lifesaving--comprehension of these powerful natural disasters.