It's a game that's used to settle debates around the world. But when it comes to 'rock, paper, scissors', what is the best way to win? You might think that the playground game is down to luck ...

A game designer has revealed his strategy for triumphing over an opponent in a game of rock, paper, scissors.

How rock-paper-scissors champs use psychology to win A player who has studied the game will unquestionably win more than chance would dictate against a naïve player. Greg Costikyan/MIT Press Reader ...

Rock beats scissors, which beats paper, which beats rock. Every game ends with a clear winner and loser—or, in the case of the dreaded draw, an instant rematch to crown the champ.