Hello, World! is a series designed to introduce first nonfiction concepts to babies and toddlers. Told in clear and easy terms ("Green pythons are born red or yellow. They turn green in their first year") 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.

Look for all the books in the Hello, World! series:
- Solar System
- Weather
- Backyard Bugs
- Birds
- Dinosaurs
- My Body
- How Do Apples Grow?
- Ocean Life
- Moon Landing
- Pets
- Arctic Animals
- Construction Site
- Rainforest Animals
- Planet Earth
- Reptiles
- Cars and Trucks
- Music
- Baby Animals
- On the Farm
- Garden Time
- Planes and Other Flying Machines
- Rocks and Minerals
- Snow