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What Was Pearl Harbor?
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What Was Pearl Harbor?
by Patricia Brennan Demuth, Who HQ, John Mantha (Illustrator)
What Was the Donner Party?
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What Was the Donner Party?
by Ben Hubbard, Who HQ, Tim Foley (Illustrator)
What Is the World Series?
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What Is the World Series?
by Gail Herman, Who HQ, David Grayson Kenyon (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 Ice Age?
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What Was the Ice Age?
by Nico Medina, Who HQ, David Groff (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 Was the Gold Rush?
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What Was the Gold Rush?
by Joan Holub, Who HQ, Tim Tomkinson (Illustrator)
What Is NASA?
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What Is NASA?
by Sarah Fabiny, Who HQ, Ted Hammond (Illustrator)
What Are Castles and Knights?
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What Are Castles and Knights?
by Sarah Fabiny, Who HQ, Dede Putra (Illustrator)
What Is the World Cup?
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What Is the World Cup?
by Bonnie Bader, Who HQ, Stephen Marchesi (Illustrator)
What Was the Titanic?
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What Was the Titanic?
by Stephanie Sabol, Who HQ, Gregory Copeland (Illustrator)
What Were the Salem Witch Trials?
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What Were the Salem Witch Trials?
by Joan Holub, 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 Is the Super Bowl?
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What Is the Super Bowl?
by Dina Anastasio, Who HQ, David Groff (Illustrator)
What Was World War I?
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What Was World War I?
by Nico Medina, Who HQ, Dede Putra (Illustrator)

All Books in This Series

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Title: What Was the Tulsa Race Massacre of 1921?, Author: Caleb Gayle
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What Was the Tulsa Race…
by Caleb Gayle, Who HQ, Tim Foley (Illustrator)
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eBook $4.99
Title: What Were the Salem Witch Trials?, Author: Joan Holub
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What Were the Salem Witch…
by Joan Holub, Who HQ, Dede Putra (Illustrator)
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eBook $3.99
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)
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eBook $3.99
Title: What Was the Boston Tea Party?, Author: Kathleen Krull
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What Was the Boston Tea Party?
by Kathleen Krull, Who HQ, Lauren Mortimer (Illustrator)
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eBook $3.99
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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eBook $2.99
Title: What Were the Twin Towers?, Author: Jim O'Connor
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What Were the Twin Towers?
by Jim O'Connor, Who HQ, Ted Hammond (Illustrator)
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eBook $3.99
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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eBook $3.99
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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eBook $3.99
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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eBook $4.99
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)
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eBook $4.99
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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eBook $4.99
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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eBook $4.99
Title: What Was the Ice Age?, Author: Nico Medina
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What Was the Ice Age?
by Nico Medina, Who HQ, David Groff (Illustrator)
Explore Series
eBook $4.99
Title: What Are Castles and Knights?, Author: Sarah Fabiny
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What Are Castles and Knights?
by Sarah Fabiny, Who HQ, Dede Putra (Illustrator)
Explore Series
eBook $4.99
Title: What Is NASA?, Author: Sarah Fabiny
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What Is NASA?
by Sarah Fabiny, Who HQ, Ted Hammond (Illustrator)
Explore Series
eBook $3.99
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
eBook $4.99
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)
Explore Series
eBook $3.99
Title: What Was the Donner Party?, Author: Ben Hubbard
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What Was the Donner Party?
by Ben Hubbard, Who HQ, Tim Foley (Illustrator)
Explore Series
eBook $4.99
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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eBook $2.99
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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eBook $3.99

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