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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 San Francisco Earthquake?
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What Was the San Francisco Earthquake?
by Dorothy Hoobler, Thomas Hoobler, Who HQ, Ted Hammond (Illustrator)
What Is the Stanley Cup?
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What Is the Stanley Cup?
by Gail Herman, Who HQ, Gregory Copeland (Illustrator)
What Was the Boston Tea Party?
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What Was the Boston Tea Party?
by Kathleen Krull, Who HQ, Lauren Mortimer (Illustrator)
What Is the Women's Rights Movement?
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What Is the Women's Rights Movement?
by Deborah Hopkinson, Who HQ, Laurie A. Conley (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 Reconstruction?
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What Was Reconstruction?
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
What Was World War I?
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What Was World War I?
by Nico Medina, Who HQ, Dede Putra (Illustrator)
What Was the Wild West?
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What Was the Wild West?
by Janet B. Pascal, Who HQ, Stephen Marchesi (Illustrator)
What Are Castles and Knights?
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What Are Castles and Knights?
by Sarah Fabiny, Who HQ
The Rock Box!: A Who HQ Collection
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The Rock Box!: A Who HQ Collection
by Who HQ
What Are the Summer Olympics?
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What Are the Summer Olympics?
by Gail Herman, Who HQ, Stephen Marchesi (Illustrator)
What Were the Negro Leagues?
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What Were the Negro Leagues?
by Varian Johnson, Who HQ, Stephen Marchesi (Illustrator)
What Was the Harlem Renaissance?
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What Was the Harlem Renaissance?
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
What Is Congress?
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What Is Congress?
by Jill Abramson, Who HQ, David Malan (Illustrator)

All Books in This Series

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Title: What Is LEGO?, Author: Jim O'Connor
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What Is LEGO?
by Jim O'Connor, Who HQ, Ted Hammond (Illustrator)
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Paperback $5.99
Title: What Is Nintendo?, Author: Gina Shaw
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What Is Nintendo?
by Gina Shaw, Who HQ, Andrew Thomson (Illustrator)
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Paperback $5.99
Title: What Are the Summer Olympics?, Author: Gail Herman
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What Are the Summer Olympics?
by Gail Herman, Who HQ, Stephen Marchesi (Illustrator)
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Paperback $7.99
Title: What Was World War I?, Author: Nico Medina
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What Was World War I?
by Nico Medina, Who HQ, Dede Putra (Illustrator)
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Paperback $7.99
Title: What Was the Age of the Dinosaurs?, Author: Megan Stine
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What Was the Age of the…
by Megan Stine, Who HQ, Gregory Copeland (Illustrator)
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Paperback $5.99
Title: What Was the Titanic?, Author: Stephanie Sabol
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What Was the Titanic?
by Stephanie Sabol, Who HQ, Gregory Copeland (Illustrator)
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Paperback $5.99
Title: What Is the Super Bowl?, Author: Dina Anastasio
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What Is the Super Bowl?
by Dina Anastasio, Who HQ, David Groff (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 Was Pearl Harbor?, Author: Patricia Brennan Demuth
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What Was Pearl Harbor?
by Patricia Brennan Demuth, Who HQ, John Mantha (Illustrator)
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Paperback $7.99
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)
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Paperback $5.99
Title: What Is the Declaration of Independence?, Author: Michael C. Harris
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What Is the Declaration of…
by Michael C. Harris, Who HQ, Jerry Hoare (Illustrator)
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Paperback $5.99
Title: What Is the Statue of Liberty?, Author: Joan Holub
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What Is the Statue of Liberty?
by Joan Holub, Who HQ, John Hinderliter (Illustrator)
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Paperback $7.99
Title: What Is the World Series?, Author: Gail Herman
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What Is the World Series?
by Gail Herman, Who HQ, David Grayson Kenyon (Illustrator)
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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)
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Paperback $7.99
Title: What Was Hurricane Katrina?, Author: Robin Koontz
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What Was Hurricane Katrina?
by Robin Koontz, Who HQ, John Hinderliter (Illustrator)
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Paperback $6.99
Title: What Is NASA?, Author: Sarah Fabiny
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What Is NASA?
by Sarah Fabiny, Who HQ, Ted Hammond (Illustrator)
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Paperback $5.99
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)
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Paperback $7.99
Title: What Is Climate Change?, Author: Gail Herman
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What Is Climate Change?
by Gail Herman, Who HQ, John Hinderliter (Illustrator)
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Paperback $5.99
Title: What Was the Holocaust?, Author: Gail Herman
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What Was the Holocaust?
by Gail Herman, Who HQ, Jerry Hoare (Illustrator)
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Paperback $5.99
Title: What Was the Underground Railroad?, Author: Yona Zeldis McDonough
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What Was the Underground…
by Yona Zeldis McDonough, Who HQ, Lauren Mortimer (Illustrator)
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Paperback $5.99

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