| Sweet, Melissa | 2012 |
| Balloons over Broadway | |
| Montgomery, Sy | 2011 |
| Kakapo Rescue: Saving the World's Strangest Parrot | |
| Stone, Tanya Lee | 2010 |
| Almost Astronauts: The True Story of the "Mercury 13" Women | |
| Nelson, Kadir | 2009 |
| We Are the Ship: The Story of Negro League Baseball | |
| Sis, Peter | 2008 |
| The Wall: Growing Up behind the Iron Curtain | |
| Thimmesh, Catherine | 2007 |
| Team Moon: How 400,000 People Landed Apollo 11 on the Moon | |
| Walker, Sally | 2006 |
| Secrets of a Civil War Submarine | |
| Freedman, Russell | 2005 |
| The Voice that Challenged a Nation | |
| Murphy, Jim | 2004 |
| An American Plague | |
| Giblin, James | 2003 |
| The Life and Death of Adolf Hitler | |
| Bartoletti, Susan Campbell | 2002 |
| Black Potatoes: The Story of the Great Irish Famine | |
| Aronson, Marc | 2001 |
| Sir Walter Raleigh and the Quest for El Dorado | |