Books

Secret Lives of the U.S. Presidents Secret Lives of the U.S. Presidents
2003
Secret Lives of the First Ladies Secret Lives of the First Ladies
2005
The Forgotten History of America The Forgotten History of America
2008
Secret Lives of the Civil War Secret Lives of the Civil War
2007
Outnumbered Outnumbered
2010
Irish and Proud of It Irish and Proud of It
2014

Audiobooks

Secret Lives of the U.S. Presidents: What Your Teachers Never Told you About the Men of The White House (Unabridged) Secret Lives of the U.S. Presidents: What Your Teachers Never Told you About the Men of The White House (Unabridged)
2013
Secret Lives of the First Ladies: What Your Teachers Never Told you About the Women of The White House (Unabridged) Secret Lives of the First Ladies: What Your Teachers Never Told you About the Women of The White House (Unabridged)
2013
Secret Lives of the Civil War: What Your Teachers Never Told you About the War Between the States (Unabridged) Secret Lives of the Civil War: What Your Teachers Never Told you About the War Between the States (Unabridged)
2013