7Our planet is amazing and wonderful! But what happens when nature strikes back? From hurricanes to landslides, find out all about the world's worst natural disasters. The grapheme /a/ is featured in this title. Natural Disasters is part of Decodables by Jump!, a comprehensive library of decodable leveled readers that follow a sequenced approach to phonics instruction. Young readers will enjoy colorful, photo-packed nonfiction as they follow a prescribed format supported by the science of reading that encourages reading development.