What Is Climate Change?
Gail Herman, Who HQ & John Hinderliter
What Were the Salem Witch Trials?
Joan Holub, Who HQ & Dede Putra
What Is LEGO?
Jim O'Connor, Who HQ & Ted Hammond
What Is NASA?
Sarah Fabiny, Who HQ & Ted Hammond
What Was Stonewall?
Nico Medina, Who HQ & Jake Murray
What Is the World Cup?
Bonnie Bader, Who HQ & Stephen Marchesi
What Was the Ice Age?
Nico Medina, Who HQ & David Groff
What Was the Lewis and Clark Expedition?
Judith St. George, Who HQ & Tim Foley
What Are Endangered Species?
David Stabler, Who HQ & Dede Putra
What Are the Northern Lights?
Sarah Fabiny, Who HQ & Robert Squier