s that make Earth unique in our solar system - from oceans, to mountains, to space, and everything in between - in this fascinating 8-book set. Each book explores an ecosystem and the characteristics and creatures that make it special. The books come packaged with a sleek 18-button Me Reader module that reads each book aloud. Choose the book you want to explore, press the matching book and page buttons on the module, and hear the whole book read aloud, along with sounds that bring the concepts to life! Following along in the book provides an independent reading experience that builds confidence in beginning readers. Story sounds and expressive narration enhance reading comprehension.