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What Were the Twin Towers?
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What Were the Twin Towers?
by Jim O'Connor, Who HQ, Ted Hammond (Illustrator)
What is the Declaration of Independence?
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What is the Declaration of Independence?
by Michael C. Harris, Who HQ
What Is the Civil Rights Movement?
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What Is the Civil Rights Movement?
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
What Was Reconstruction?
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What Was Reconstruction?
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
What Is Juneteenth?
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What Is Juneteenth?
by Kirsti Jewel, Who HQ, Manuel Gutierrez (Illustrator)
What Is a Presidential Election?: with Activities, Stickers, and a Poster!
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What Is a Presidential Election?: with Activities, Stickers, and a Poster!
by Douglas Yacka, Who HQ, Robert Squier (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 the Boston Tea Party?
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What Was the Boston Tea Party?
by Kathleen Krull, Who HQ
What Are Castles and Knights?
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What Are Castles and Knights?
by Sarah Fabiny, Who HQ
What Was the Titanic?
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What Was the Titanic?
by Stephanie Sabol, Who HQ
What Was the Renaissance? Pre-Order Now
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What Was the Renaissance?
by Roberta Edwards, Who HQ
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 Great Chicago Fire?
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What Was the Great Chicago Fire?
by Janet B. Pascal, Who HQ
What Was Pearl Harbor?
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What Was Pearl Harbor?
by Patricia Brennan Demuth, Who HQ
What Was the Lewis and Clark Expedition?
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What Was the Lewis and Clark Expedition?
by Judith St. George, Who HQ, Tim Foley (Illustrator)

All Books in This Series

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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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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)
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Title: What Was Pompeii?, Author: Jim O'Connor
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What Was Pompeii?
by Jim O'Connor, Who HQ, John Hinderliter (Illustrator)
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Title: What Is Juneteenth?, Author: Kirsti Jewel
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What Is Juneteenth?
by Kirsti Jewel, Who HQ, Manuel Gutierrez (Illustrator)
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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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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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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)
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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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Title: What Was the San Francisco Earthquake?, Author: Dorothy Hoobler
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What Was the San Francisco…
by Dorothy Hoobler, Thomas Hoobler, Who HQ, Ted Hammond (Illustrator)
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Title: What Were the Roaring Twenties?, Author: Michele Mortlock
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What Were the Roaring Twenties…
by Michele Mortlock, Who HQ, Jake Murray (Illustrator)
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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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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
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Title: What Was the Alamo?, Author: Pam Pollack
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What Was the Alamo?
by Pam Pollack, Meg Belviso, Who HQ, David Groff (Illustrator)
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Title: What Was the Great Chicago Fire?, Author: Janet B. Pascal
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What Was the Great Chicago…
by Janet B. Pascal, Who HQ, Tim Foley (Illustrator)
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Title: What Was the Harlem Renaissance?, Author: Sherri L. Smith
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What Was the Harlem…
by Sherri L. Smith, Who HQ, Tim Foley (Illustrator)
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Title: What Was the March on Washington?, Author: Kathleen Krull
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What Was the March on…
by Kathleen Krull, Who HQ, Tim Tomkinson (Illustrator)
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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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Title: What Were the Negro Leagues?, Author: Varian Johnson
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What Were the Negro Leagues?
by Varian Johnson, Who HQ, Stephen Marchesi (Illustrator)
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Title: What Is the Panama Canal?, Author: Janet B. Pascal
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What Is the Panama Canal?
by Janet B. Pascal, Who HQ, Tim Foley (Illustrator)
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Title: What Was the Renaissance?, Author: Roberta Edwards Pre-Order Now
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What Was the Renaissance?
by Roberta Edwards, Who HQ
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