Hello, World! is a series designed to introduce first nonfiction concepts to babies and toddlers. Told in clear and easy terms (“Croak! What’s that sound? It’s the red-eyed tree frog.”) and featuring bright, cheerful illustrations, Hello, World! makes learning fun for young children. And each page offers helpful prompts for engaging with your child. It’s a perfect way to bring science and nature into the busy world of a toddler, where learning never stops.