The engaging Explore My World picture books invite kids to take their first big steps toward understanding the world around them and are just the thing for parents and kids to curl up with and read aloud. In Explore My World Butterflies, curious kids ages 3 to 7 will be excited to learn about the magical world of butterflies: their beauty, their importance to plant life, and their incredible metamorphosis and migration. Paperback: 31 pages Age Range: 5 - 6 years Publisher: National Geographic Society (1 Oct. 2014) Language: English ISBN-10: 1426316992 ISBN-13: 978-1426316999 Product Dimensions: 20.3 x 0.4 x 20.5 cm