Bullfrog Books

In Wildebeests, beginning readers will follow wildebeests as they migrate the Serengeti and stay safe from predators. Vibrant, full-color photos and carefully leveled text will engage young… More →

How do an owl’s wings help it fly silently through the night to sneak up on prey? How fast does an eagle dive to catch fish? Each book in Raptor World highlights a different raptor, its… More →

In Zookeepers, vibrant, full-color photos and carefully leveled text will engage young readers as they discover how zookeepers work in zoos to keep animals safe and healthy. A labeled… More →

In Hyenas, beginning readers will follow a hyena as it hunts for food and fights for its place in the clan. Vibrant, full-color photos and carefully leveled text will engage young readers as… More →

In Hippopotamuses, beginning readers will follow a hippopotamus as it swims in a river and grazes for food. Vibrant, full-color photos and carefully leveled text will engage young readers as… More →

In Principals, vibrant, full-color photos and carefully leveled text will engage young readers as they discover how principals work to make schools safe and fun learning centers. A… More →

In Ostriches, beginning readers will follow ostriches as they roam Africa and lay large eggs. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn how More →

In Pilots, vibrant, full-color photos and carefully leveled text will engage young readers as they discover how pilots safely fly aircraft. A labeled diagram helps readers identify tools… More →

In Rhinoceroses, beginning readers will follow rhinoceroses as they care for young and charge at danger. Vibrant, full-color photos and carefully leveled text will engage young readers as… More →

In Gazelles, beginning readers will follow a gazelle as it grazes and stays safe from predators. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn… More →

In Meerkats, beginning readers will follow meerkats as they work together to find food and stay safe from danger. Vibrant, full-color photos and carefully leveled text will engage young… More →

In Aardvarks, beginning readers will follow an aardvark as it digs for finds food and digs burrows. Vibrant, full-color photos and carefully leveled text will engage young readers as they… More →