National Geographic Primary Readers pair magnificent National Geographic photographs with engaging text by skilled authors to help your child learn to read. Developed by education experts, this series of books for beginner readers is spread across four levels: Early Reader, Becoming Fluent, Becoming Independent and Independent Reader. Publisher: HarperCollins Publishers Author(s): National Geographic Kids Number of pages: 32 Collection: National Geographic Readers Publication date: 2017 Dimensions: 228 x 152 x 3 Cover type: Paperback / softback