Challenge students to explore several important unexplained events that helped shape history. Students use primary source materials, posters, and simulations to

Presenting U.S. history as contested interpretations of compelling problems, this text offers a clear set of principles and strategies, together with case studi

Offering a philosophy, methodology, and examples for history instruction that are active, imaginative, and provocative, this text presents a fully developed ped

"A lively tour through our past and an ingenious primer in the art of historical detection." --Robert A. Gross, author of The Minutemen and Their World Did Leif

Shares information on different historical mysteries and rumored oddities, including the Bermuda triangle, Bigfoot, and the disappearance of Jimmy Hoffa.