Bullfrog Books

In Llama or Alpaca?, beginning readers will learn to spot the differences between these mammals. Carefully leveled text relays what the mammals look like and how they behave. Each page then… More →

In Concrete Mixers, emergent readers will learn about the parts and functions of a concrete mixer as well as why its drum has to keep turning. Vibrant, full-color photos and carefully leveled More →

Do you have readers who just can't get enough of big machines? Vibrant photographs of large construction vehicles at work, photo labels, and diagrams work together with tightly controlled… More →

Life Cycles introduces beginning readers to the incredible life cycles of a diverse set of animals. Learn about the unique life stages of butterflies, dolphins, frogs, and more in this… More →

In Bulldozers, emergent readers will learn about the parts and functions of a bulldozer. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a More →

Do you have readers who just can't get enough of big machines? Vibrant photographs of large construction vehicles at work, photo labels, and diagrams work together with tightly controlled… More →

Off to the races! Discover the most popular race cars, their parts, and how they reach their top speeds in this exciting series. A diagram supplements the content, while a picture glossary… More →

Off to the races! Discover the most popular race cars, their parts, and how they reach their top speeds in this exciting series. A diagram supplements the content, while a picture glossary… More →

Life Cycles introduces beginning readers to the incredible life cycles of a diverse set of animals. Learn about the unique life stages of butterflies, dolphins, frogs, and more in this… More →

In A Salmon's Life Cycle, beginning readers will learn about salmon and their seven life stages. Carefully leveled text and vibrant, fullcolor photos will capture young readers' interest as… More →

In Cranes, emergent readers will learn about the parts and functions of a mobile crane. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a… More →

In Backhoes, emergent readers will learn about the parts and functions of a backhoe. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a… More →