What was...?

Authors: Who HQ, Who H.Q., Who Hq, Gail Herman, Who Hq

Related Series: Where is/are...?, What Is the Story Of?, Who Was . . . ? Series, What was..., Who Was/Is...?

The What was...? book series by multiple authors includes books What Is the Declaration of Independence?, What Was the Lewis and Clark Expedition?, What Was the Great Depression?, and several more. See the complete What was...? series book list in order, box sets or omnibus editions, and companion titles.

71 Books

What Is the Declaration of Independence?

Michael C. Harris, Who HQ, Who H.Q.

From $5.19

What Was the Lewis and Clark Expedition?

Judith St. George, Who Hq, Who H.Q., Who HQ

From $4.19

What Was the Great Depression?

Janet B. Pascal, Who HQ, Who H.Q.

From $4.69

What Was the Underground Railroad?

Yona Zeldis McDonough, Who HQ

From $4.99

What Was Ellis Island?

Patricia Brennan Demuth, Who H.Q., Who HQ

From $4.79

What Is the Constitution?

Who H.Q., Patricia Brennan Demuth, Who HQ

From $4.19

What Was Pearl Harbor?

Patricia Brennan Demuth, Who H.Q., Who HQ

From $5.49

What Was the Boston Tea Party?

Kathleen Krull, Who H.Q., Who HQ

From $4.19

What Was the Holocaust?

Gail Herman, Who HQ

From $4.89

What Was the Battle of Gettysburg?

Jim O'Connor, Who HQ, Who H.Q.

From $5.49

What Was the Gold Rush?

Joan Holub, Who H.Q., Who HQ

From $4.19

What Is the Statue of Liberty?

Joan Holub, Who H.Q., Who HQ

From $5.19

What Was D-Day?

Patricia Brennan Demuth, Who H.Q., Who HQ

From $5.89

What Was the Titanic?

Stephanie Sabol, Who HQ

From $5.49

What Was the First Thanksgiving?

Joan Holub

From $4.69

What Is Lego?

Jim O'Connor

From $5.19

What Is the Panama Canal?

Janet B. Pascal

From $4.69

What Were the Salem Witch Trials?

Joan Holub, Who HQ, Who H.Q.

From $4.69

What Was the Alamo?

Meg Belviso, Pam Pollack, Who HQ

From $5.69

What Were the Twin Towers?

Jim O'Connor, Who H.Q., Who HQ

From $4.79

What Was Pompeii?

Jim O'Connor, Who HQ, Who H.Q.

From $4.79

What Was the Vietnam War?

Who Hq, Jim O'Connor, Who H.Q., Who HQ

From $4.79

What Was the Bombing of Hiroshima?

Who Hq, Jess M Brallier, Who HQ Team, Jess Brallier, Who HQ

From $4.59

What Is Nintendo?

Who Hq, Gina Shaw, Who H.Q.

From $5.79

What Was the Plague?

Roberta Edwards, Who Hq, Who Hq

From $3.99

What Was the Wild West?

Janet B. Pascal

From $5.29

What Was the Great Chicago Fire?

Janet B. Pascal

From $5.89

What Was the March on Washington?

Kathleen Krull

From $4.99

What Was the Ice Age?

Nico Medina

From $5.49

What Are the Summer Olympics?

Gail Herman, Who H.Q.

From $5.69

What Was the Berlin Wall?

Nico Medina, Who HQ

From $4.19

What Was the Age of Exploration?

Jake Murray, Who Hq, Catherine Daly, Who H.Q., Who HQ

From $6.19

What Was the Age of the Dinosaurs?

Megan Stine, Who H.Q.

From $4.29

What Is a Presidential Election?: The Official Who HQ Election Book

Douglas Yacka, Who Hq

From $4.19

What Was the Hindenburg?

Janet B. Pascal, Who HQ

From $6.49

What Was World War I?

Nico Medina, Who Hq, Who H.Q., Who HQ

From $5.09

What Is the Women's Rights Movement?

Deborah Hopkinson, Who H.Q.

From $4.79

What Is the Civil Rights Movement?

Sherri L. Smith, Who H.Q., Who HQ

From $4.19

What Was the San Francisco Earthquake?

Dorothy Hoobler, Thomas Hoobler, Who Hq

From $3.99

What Is Climate Change?

Gail Herman, Who HQ

From $5.09

What Is the Super Bowl?

Dina Anastasio, Who H.Q.

From $5.29

What Is Congress?

Who Hq, Jill Abramson, Who H.Q.

From $5.09

What Is the World Series?

Gail Herman, Who HQ

From $4.19

What Are the Ten Commandments?

Yona Zeldis McDonough

From $5.39

What Is the World Cup?

Bonnie Bader, Who H.Q.

From $4.79

What Is Nasa?

Who Hq, Sarah Fabiny, Who H.Q.

From $4.99

What Was Hurricane Katrina?

Robin Koontz

From $5.49

What Were the Roaring Twenties?

Michele Mortlock, Who H.Q.

From $4.19

What Are the Winter Olympics?

Who Hq, Gail Herman, Gail Herman, Who HQ

From $5.39

What Is Rock and Roll?

Jim O'Connor

From $5.79

What Is Juneteenth?

Who H.Q., Kirsti Jewel, Who HQ

From $4.79

What Was Woodstock?

Joan Holub, Who H.Q.

From $4.89

What Was Stonewall?

Nico Medina, Who Hq

From $4.79

What Are Castles and Knights?

Sarah Fabiny, Who Hq, Who H.Q., Who HQ

From $4.79

What Was Reconstruction?

Who HQ, Sherri L Smith, Who Hq, Sherri L. Smith, Who H.Q., Who HQ

From $5.59

What Is the Supreme Court?

Jill Abramson, Who H.Q., Who HQ

From $5.09

What Was the Tulsa Race Massacre of 1921?

Who HQ, Caleb Gayle, Who Hq, Who H.Q., Who HQ

From $6.19

What Is the Stanley Cup?

Gail Herman, Who H.Q., Who HQ

From $5.09

What Were the Negro Leagues?

Varian Johnson, Who H.Q., Who HQ

From $5.99

What Are the Paralympic Games?

Gail Herman, Who HQ

From $5.49

What Was the Children's Blizzard of 1888?

Who Hq, Steve Korté, Who H.Q., Who HQ

From $5.39

What Was the Harlem Renaissance?

Who Hq, Sherri L Smith, Sherri L. Smith, Who HQ

From $5.59

What Was the Donner Party?

Ben Hubbard, Who Hq, Who H.Q., Who HQ

From $5.09

What Was the Great Molasses Flood of 1919?

Who Hq, Kirsten Anderson, Who HQ

From $6.19

What Were the Shark Attacks of 1916?

Who HQ, Nico Medina

From $5.19

What Is Black Lives Matter?

Lakita Wilson, Who Hq, Who H.Q.

From $4.79

What Is the AIDS Crisis?

Nico Medina, Who HQ, Who H.Q., Who HQ

From $5.99

What Is the Women's World Cup?

Gina Shaw, Who HQ, Who Hq, Who H.Q., Who HQ, Cynthia Perez

From $5.79

What Are Taylor Swift's Eras?

Niki Catherine, Who HQ

From $8.37

What Is the Coronavirus Disease Covid-19?

Burgan Michael, Who Hq, Michael Burgan

From $4.19

What Is Lunar New Year? (What Was?)

Vivian Jun Kirklin, Who HQ

From $8.37

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What was...?

What Is the Declaration of Independence?

What Was the Lewis and Clark Expedition?

What Was the Great Depression?

What Was the Underground Railroad?

What Was Ellis Island?

What Is the Constitution?

What Was Pearl Harbor?

What Was the Boston Tea Party?

What Was the Holocaust?

What Was the Battle of Gettysburg?

What Was the Gold Rush?

What Is the Statue of Liberty?

What Was D-Day?

What Was the Titanic?

What Was the First Thanksgiving?

What Is Lego?

What Is the Panama Canal?

What Were the Salem Witch Trials?

What Was the Alamo?

What Were the Twin Towers?

What Was Pompeii?

What Was the Vietnam War?

What Was the Bombing of Hiroshima?

What Is Nintendo?

What Was the Plague?

What Was the Wild West?

What Was the Great Chicago Fire?

What Was the March on Washington?

What Was the Ice Age?

What Are the Summer Olympics?

What Was the Berlin Wall?

What Was the Age of Exploration?

What Was the Age of the Dinosaurs?

What Is a Presidential Election?: The Official Who HQ Election Book

What Was the Hindenburg?

What Was World War I?

What Is the Women's Rights Movement?

What Is the Civil Rights Movement?

What Was the San Francisco Earthquake?

What Is Climate Change?

What Is the Super Bowl?

What Is Congress?

What Is the World Series?

What Are the Ten Commandments?

What Is the World Cup?

What Is Nasa?

What Was Hurricane Katrina?

What Were the Roaring Twenties?

What Are the Winter Olympics?

What Is Rock and Roll?

What Is Juneteenth?

What Was Woodstock?

What Was Stonewall?

What Are Castles and Knights?

What Was Reconstruction?

What Is the Supreme Court?

What Was the Tulsa Race Massacre of 1921?

What Is the Stanley Cup?

What Were the Negro Leagues?

What Are the Paralympic Games?

What Was the Children's Blizzard of 1888?

What Was the Harlem Renaissance?

What Was the Donner Party?

What Was the Great Molasses Flood of 1919?

What Were the Shark Attacks of 1916?

What Is Black Lives Matter?

What Is the AIDS Crisis?

What Is the Women's World Cup?

What Are Taylor Swift's Eras?

What Is the Coronavirus Disease Covid-19?

What Is Lunar New Year? (What Was?)

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