Bullfrog Books

In Trains, early readers will learn about the different types of train cars and what they are designed to carry. Vibrant, full-color photos and carefully leveled text will engage emergent… More →

In Turkeys, emergent readers will learn about turkeys that live on a farm. Vibrant, full-color photos and carefully leveled text will engage young readers as they discover the unique features More →

What's your favorite season? Introduce young readers to the effects of the weather each season with these lyrical books. Repeating sentence structures give early readers confidence, while… More →

In Fire Trucks, young readers will learn about the different types of fire trucks. Vibrant, full-color photos and carefully leveled text will engage beginning readers as they discover the… More →

Follow the lives of animals under the sea as they hunt for food and defend their territories. These narrative stories with carefully leveled text prove that emerging readers don't have to… More →

In Ducks, beginning readers will learn about the behaviors of ducks that live on a farm. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover the… More →

In Seeds, young readers will learn about different types of seeds. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how to identify common… More →

In Pigs, emergent readers will learn about the behaviors of pigs that live on a farm. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover why pigs More →

In Oak Trees, emergent readers will learn how to identify an oak tree. Vibrant, full-color photos and carefully leveled text will engage beginning readers as they discover how oak trees… More →

In Whales, early readers will learn about the behaviors of whales under the sea. Vibrant, full-color photos and carefully leveled text will engage emergent readers as they discover how… More →

In Sheep, young readers will learn about the behaviors of sheep that live on a farm. Vibrant, full-color photos and carefully leveled text will engage beginning readers as they discover how a More →

In Maple Trees, early readers will learn how to identify a maple tree. Vibrant, full-color photos and carefully leveled text will engage young readers as they discover how maple trees change… More →