☰ mtdb > Tricks > Trick< Back to all tricksCognition Permalink: mtdb.co/?Cognition Creator: Ray Joel Ray Joel has taken a classic magic trick from the magic set he had as a child and has made it into a more justifiable and entertaining performance piece. The Effect: A spectator is asked to think of a number between 1 and 30. When he has one in his mind, the magician draws attention to... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |