The Cartoon History of the Modern World Part 1: From Columbus to the U.S. Constitution (Cartoon Guide Series) Paperback – Illustrated, 2 November 2006

The Cartoon History of the Modern World Part 1: From Columbus to the U.S. Constitution

The Cartoon History of the Modern World, Part 2: From the Bastille to Baghdad

The Cartoon History of the Universe III: From the Rise of Arabia to the Renaissance