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Bullfrog Books

1034 records found. Displaying 193 - 204.

Science and Math · STEM

How Does a Hurricane Form?

In this book, early readers will learn how hurricanes form. Vibrant, full-color photos and carefully leveled text will engage beginning readers as they learn how warm and cold air interact… More →

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Science and Math · STEM

Las rocas (Rocks)

In Rocks, beginning readers are introduced to the rock cycle, how sedimentary, metamorphic, and igneous rocks form, where we can find them on Earth, and how people use them in everyday life.… More →

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Science and Math · STEM

El agua (Water)

In Water, beginning readers are introduced to the water cycle, how water shapes the world, and how all living things depend on water every day. Vibrant, full-color photos and carefully… More →

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Animals · Social Studies

Police Horses

In Police Horses, beginning readers will learn about horses that work with law enforcement officers. Vibrant, full-color photos and carefully leveled text will engage young readers as they… More →

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Science and Math · STEM

What Causes an Earthquake?

In this book, vibrant, full-color photos, diagrams, and carefully leveled text will engage beginning readers as they learn how earthquakes… A picture diagram details and labels the ste More →

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Science and Math · STEM

Why Does Lightning Strike?

In this book, vibrant, full-color photos, diagrams, and carefully leveled text will engage beginning readers as they learn how lightning forms and… A picture diagram details and label More →

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Science and Math · STEM

Los minerales (Minerals)

In Minerals, beginning readers are introduced to Earth's minerals, where they can be found, and how people use them in everyday life. Vibrant, full-color photos and carefully leveled text… More →

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Science and Math · STEM

How Does a Tornado Form?

In this book, vibrant, full-color photos and carefully leveled text will engage beginning readers as they learn how tornadoes… A picture diagram details and labels the steps, while a pic More →

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Animals · Social Studies

Farm Horses

In Farm Horses, beginning readers will learn about horses that work on farms. Vibrant, full-color photos and carefully leveled text will engage young readers as they are introduced to horses' More →

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Science and Math · STEM

La tierra (Soil)

In Soil, beginning readers are introduced to soil, what it is made of, and how plants grow in it. Vibrant, full-color photos and carefully leveled text engage beginning readers as they learn… More →

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Science and Math · STEM

Water

In Water, beginning readers are introduced to the water cycle, how water shapes the world, and how all living things depend on water every day. Vibrant, full-color photos and carefully… More →

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Science and Math · STEM

Soil

In Soil, beginning readers are introduced to soil, what it is made of, and how plants grow in it. Vibrant, full-color photos and carefully leveled text engage beginning readers as they learn… More →

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