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What Was the Gold Rush?
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What Was the Gold Rush?
by Joan Holub, Who HQ, Tim Tomkinson (Illustrator)
What Was the Battle of Gettysburg?
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What Was the Battle of Gettysburg?
by Jim O'Connor, Who HQ, John Mantha (Illustrator)
What Was Ellis Island?
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What Was Ellis Island?
by Patricia Brennan Demuth, Who HQ, David Groff (Illustrator)
What Is the World Cup?
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What Is the World Cup?
by Bonnie Bader, Who HQ, Stephen Marchesi (Illustrator)
What Is NASA?
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What Is NASA?
by Sarah Fabiny, Who HQ, Ted Hammond (Illustrator)
What Was the Bombing of Hiroshima?
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What Was the Bombing of Hiroshima?
by Jess Brallier, Who HQ, Tim Foley (Illustrator)
What Was the Great Molasses Flood of 1919?
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What Was the Great Molasses Flood of 1919?
by Kirsten Anderson, Who HQ, Dede Putra (Illustrator)
What Was the Age of Exploration?
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What Was the Age of Exploration?
by Catherine Daly, Who HQ, Jake Murray
What Are the Paralympic Games?
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What Are the Paralympic Games?
by Gail Herman, Who HQ, Andrew Thomson (Illustrator)
What Are the Ten Commandments?
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What Are the Ten Commandments?
by Yona Zeldis McDonough, Who HQ, Tim Foley (Illustrator)
What Was the Plague?
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What Was the Plague?
by Roberta Edwards, Who HQ, Dede Putra (Illustrator)
What Was the Vietnam War?
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What Was the Vietnam War?
by Jim O'Connor, Who HQ, Tim Foley (Illustrator)
What Is Rock and Roll?
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What Is Rock and Roll?
by Jim O'Connor, Who HQ, Gregory Copeland (Illustrator)
What Is Congress?
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What Is Congress?
by Jill Abramson, Who HQ, David Malan (Illustrator)
What Was the Renaissance? Pre-Order Now
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What Was the Renaissance?
by Roberta Edwards, Who HQ, Gregory Copeland (Illustrator)

All Books in This Series

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Title: What Was the Gold Rush?, Author: Joan Holub
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What Was the Gold Rush?
by Joan Holub, Who HQ, Tim Tomkinson (Illustrator)
Explore Series
Paperback $7.99
Title: What Was the Battle of Gettysburg?, Author: Jim O'Connor
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What Was the Battle of…
by Jim O'Connor, Who HQ, John Mantha (Illustrator)
Explore Series
Paperback $5.99
Title: What Was Ellis Island?, Author: Patricia Brennan Demuth
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What Was Ellis Island?
by Patricia Brennan Demuth, Who HQ, David Groff (Illustrator)
Explore Series
Paperback $7.99
Title: What Is the World Cup?, Author: Bonnie Bader
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What Is the World Cup?
by Bonnie Bader, Who HQ, Stephen Marchesi (Illustrator)
Explore Series
Paperback $7.99
Title: What Is NASA?, Author: Sarah Fabiny
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What Is NASA?
by Sarah Fabiny, Who HQ, Ted Hammond (Illustrator)
Explore Series
Paperback $5.99
Title: What Was the Bombing of Hiroshima?, Author: Jess Brallier
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What Was the Bombing of…
by Jess Brallier, Who HQ, Tim Foley (Illustrator)
Explore Series
Paperback $7.99
Title: What Was the Great Molasses Flood of 1919?, Author: Kirsten Anderson
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What Was the Great Molasses…
by Kirsten Anderson, Who HQ, Dede Putra (Illustrator)
Explore Series
Paperback $7.99
Title: What Was the Age of Exploration?, Author: Catherine Daly
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What Was the Age of…
by Catherine Daly, Who HQ, Jake Murray
Explore Series
Paperback $7.99
Title: What Are the Paralympic Games?, Author: Gail Herman
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What Are the Paralympic Games?
by Gail Herman, Who HQ, Andrew Thomson (Illustrator)
Explore Series
Paperback $5.99
Title: What Are the Ten Commandments?, Author: Yona Zeldis McDonough
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What Are the Ten Commandments?
by Yona Zeldis McDonough, Who HQ, Tim Foley (Illustrator)
Explore Series
Paperback $5.99
Title: What Was the Plague?, Author: Roberta Edwards
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What Was the Plague?
by Roberta Edwards, Who HQ, Dede Putra (Illustrator)
Explore Series
Paperback $7.99
Title: What Was the Vietnam War?, Author: Jim O'Connor
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What Was the Vietnam War?
by Jim O'Connor, Who HQ, Tim Foley (Illustrator)
Explore Series
Paperback $7.99
Title: What Is Rock and Roll?, Author: Jim O'Connor
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What Is Rock and Roll?
by Jim O'Connor, Who HQ, Gregory Copeland (Illustrator)
Explore Series
Paperback $7.99
Title: What Is Congress?, Author: Jill Abramson
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What Is Congress?
by Jill Abramson, Who HQ, David Malan (Illustrator)
Explore Series
Paperback $7.99
Title: What Was the Renaissance?, Author: Roberta Edwards Pre-Order Now
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What Was the Renaissance?
by Roberta Edwards, Who HQ, Gregory Copeland (Illustrator)
Explore Series
Paperback $7.99
Title: What Is the AIDS Crisis?, Author: Nico Medina
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What Is the AIDS Crisis?
by Nico Medina, Who HQ, Tim Foley (Illustrator)
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Paperback $5.99
Title: What Is the Constitution?, Author: Patricia Brennan Demuth
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What Is the Constitution?
by Patricia Brennan Demuth, Who HQ, Tim Foley (Illustrator)
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Paperback $5.99
Title: What Is the Civil Rights Movement?, Author: Sherri L. Smith
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What Is the Civil Rights…
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
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Paperback $5.99
Title: What Is the Women's Rights Movement?, Author: Deborah Hopkinson
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What Is the Women's Rights…
by Deborah Hopkinson, Who HQ, Laurie A. Conley (Illustrator)
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Paperback $5.99
Title: What Was the Wild West?, Author: Janet B. Pascal
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What Was the Wild West?
by Janet B. Pascal, Who HQ, Stephen Marchesi (Illustrator)
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Paperback $7.99

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