In a video posted to his TikTok, an expert reveals how you can use simple psychology to beat your friends at the game.

On Jan. 7, 2024, @NickMetzler1 posted a video titled “Win every time at rock paper scissors,” with the caption “Win rock paper scissors with this tip that works 40% of the time, all the time ...

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. By Greg Costikyan/MIT Press ...