Now even the youngest children can enjoy learning about the world around them. Hello, World! is a new series designed to help parents introduce simple nonfiction concepts to their babies and toddlers.Narrated in simple terms and featuring bright, simple, cheerful illustrations, Hello, World! makes learning easy for young children. Each page offers helpful prompts for engaging with your child.Every young child loves to look up at the moon in the night sky. Now here a book that can teach toddlers about the sun, moon, stars, and planetsith colors, shapes, sizes, and super-simple facts (an you point to the red planet? That Mars!?. It a perfect way to bring natural science into the busy world of a toddler, where learning never stops.