It’s the greatest deal in the history of history books! Our first hardback, The Mental Floss History of the World: An Irreverent Romp Through History’s Best Bits, hits stores later this month, and we’ve teamed up with the fine folks at Amazon.com to give you a special deal. Pre-order the book before October 27th and we’ll throw in 6 FREE MONTHS of mental_floss magazine! Just click here to get the deal now. Here are five questions on topics covered by the book.