Wow! This series is full of inspiring animals, plants, and phenomena that are so spectacular that you’ll be left in awe! Volcanic eruptions and earthquakes are among the most impressive natural phenomena. They’re both terrifying and breathtaking. With their gigantic power, they can shake the earth, rip it open, and make it tremble. Some earthquakes even create devastating tsunamis that level entire villages. And when a supervolcano erupts, the entire world feels it . . . In this fourth book in the Wow! series, you’ll discover how the earth moves. For scientists ages 6 years and up.