☰ mtdb > Tricks > Trick< Back to all tricksSudoku - The Ultimate Mental Workout Permalink: mtdb.co/?Sudoku-TheUltimateMentalWorkout Creator: Justin Monehen EffectA spectator selects a random Sudoku puzzle and copies it onto a large blank grid so that everyone can see the puzzle. The magician studies the grid for a few seconds and then turns his back to the puzzle. The magician then begins to instantly call out numbers to the spectator and the entire... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |