National Geographic Readers have been a hit in this competitive beginning reader category, and this book follows up that success with the same careful text, brilliant photographs, and fun approach to high interest kid subjects that has proven to be a winner. Children learn about the metamorphosis from caterpillar to butterfly in every classroom beginning in preschool, but never before have they seen it like this. With beautiful full-color illustrations and simple easy-to-grasp text, kids will be enthralled by every step of the process: from tiny wormy caterpillar, to odd and clumsy chrysalis, to beautiful butterfly, this level 1 reader provides a very engaging look at this natural wonder.