Carsten Höller invites readers to disrupt their daily lives with 336 mind-expanding diversions. They can be played alone, in pairs or in teams, in the street, in bed, on a train, wherever. No props or materials are needed. Just one body, all senses and a willingness to try something new, that’s possibly conceptually or physically challenging, but guaranteed to entertain and to widen the player’s horizons. Some games are more obviously daring than others – unexpectedly shouting ‘bang!’ when your driver’s reversing into a parking space is sure to elicit a reaction – but that’s absolutely the point. Other games involve covertly dropping strange phrases into conversation, executing somersaults (without practice), or plucking hairs from your opponent’s head while they stay poker-faced. Höller’s scientific professional background informs his keenness to create what he calls Influential Environments. He wants to tease the brain while testing its limitations, through activity and passivity,