How Do You Survive a Duel? - And Other Mathematical Diversions, Puzzles and Brainteasers
How Do You Survive a Duel? contains more than 150 ways to train your brain, improve your lateral thinking and generally get your grey matter fit! There is a whole world's worth of puzzles inside, and you'll travel the globe including a Monte Carlo racing rally riddle, the British Prison Paradox and the Swiss Smugglers' puzzle.