With 2 million board books sold, Hello, World! has become a trusted toddler-and-preschool series. Now there are Hello, World! Kids' Guides, all-new picture books with a higher reading level and a deeper exploration into each topic. <p/>In Exploring Dinosaurs, readers can learn all about prehistoric creatures, with favorites such as T. rex and Stegosaurus, mini dinosaurs the size of a turkey, and even a swimming dinosaur. Dinosaur fans will find: <p/>
- Fascinating details about dinosaurs from the Triassic, Jurassic, and Cretaceous periods.
- Panels of stats for kids who love data, with information about size, body parts, diet, and more.
- Questions that ask the reader to think about dinosaurs in relation to themselves, such as If you discovered a dinosaur, what would you call it?



