How does a tiny tadpole turn into a huge frog? How does a chicken egg form and eventually become a chick? Beginning readers will learn through simple steps and fascinating, informative photos how different kinds of animals grow from embryos to adults. With just the right amount of detail, this series is a perfect introduction to animal development. Each 24-page book features controlled text with age-appropriate vocabulary and simple, clear sentences. A fresh, colorful design and eye-catching photos closely align with the descriptive text. These beautiful, informative books are sure to surprise and delight young readers.