"Do you know where you should always move first in Tic Tac Toe? Understand the betting cube in backgammon? Want to know the best property in Monopoly? Did you know that the African game Mancala might have led one of its players to make an early approximation of the number pi? Or that the nigh-magical Golden Ratio can help you win at Rock Paper Scissors? Around the World in Eighty Games is a gleeful exploration of games and math, spanning centuries...