Jackie Gaff

Jackie Gaff is the author of books such as I Wonder Why Mountains Have Snow On Top.

Books by Jackie Gaff

I Wonder Why Mountains Have Snow On Top

I Wonder Why Mountains Have Snow On Top

I Wonder Why Horses Wear Shoes

I Wonder Why Horses Wear Shoes

I Wonder Why the Sahara Is Cold At Night

I Wonder Why the Sahara Is Cold At Night

I Wonder Why Fish Grew Legs

I Wonder Why Fish Grew Legs

Ancient Egypt

Ancient Egypt

Alberto Giacometti

Alberto Giacometti

I Wonder Why Pine Trees Have Needles

I Wonder Why Pine Trees Have Needles

Superman's Guide To the Universe

Superman's Guide To the Universe

Aquaman's Guide To the Ocean

Aquaman's Guide To the Ocean

I Wonder Why Pine Trees Have Needles and Other Questions About Forests

I Wonder Why Pine Trees Have Needles and Other Questions About Forests

Tutankhamun, the Boy King

Tutankhamun, the Boy King

20th Century Music -The 40s and 50s

20th Century Music -The 40s and 50s

I Wonder Why Stalactites Hang Down and Other Questions About Caves

I Wonder Why Stalactites Hang Down and Other Questions About Caves

20th Century Design

20th Century Design

Alexander the Great

Alexander the Great

The Last Emperor

The Last Emperor

Hernan Cortes

Hernan Cortes

Buildings, Bridges Tunnels

Buildings, Bridges Tunnels

Looking At Solids, Liquids, and Gases

Looking At Solids, Liquids, and Gases

The Vikings

The Vikings

I Wonder Why Chestnuts Wear Shoes and Other Questions About Horses

I Wonder Why Chestnuts Wear Shoes and Other Questions About Horses

The Ancient Egyptians

The Ancient Egyptians

Volcanoes

Volcanoes

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Why Must I Wash My Hands?

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I Wonder Why Stalactities Hang Down and Other Questions About Caves

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Why Must I Brush My Teeth?

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Why Must I Eat Healthy Food?

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500 Preguntas Y Respuestas / 500 Questions and Answers

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Looking At Earth

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Superman\'s Guide To the Universe

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20th Century Art

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I Wonder Why Fish Grew Legs and Other Questions About Prehistory

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Looking At Growing Up

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Por Que En El Sahara Hace Frio De Noche? / I Wonder Why the Sahara Is Cold At Night

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The 40s and 50s

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Por Que Debo Lavarme Los Dientes?/ I Wonder Why I Have To Brush My Teeth?

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The Sahara Is Cold At Night

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I Wonder Why Chestnuts Wear Shoes and Other Questions About

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Por Que Cuelgan Las Estalactitas? / I Wonder Wy Stalactites Hang Down

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La PréHistoire

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I Wonder Why Pine Trees Have Needles and Other Questions Abo