Self Working Number Magic by Karl Fulves - Book Impromptu The can is opened by

The can is opened by the spectator

No crossover/color switching

at an event where we reunited cardists

None of the usual switching of packets or marker cards

If you learn and apply correctly Thomas's subtly

Self Working Number Magic by Karl Fulves - Book Impromptu The can is opened by101 Foolproof Tricks Numbers pervade nearly every aspect of our daily lives: telephone numbers, zip codes, Social Security numbers, driver's license and credit card numbers. We are beleaguered by numbers. No wonder we're fascinated, intrigued, even a bit bewildered by them; no wonder tricks involving numbers are perennial favorites. With Self Working Number Magic, you can perform show stopping tricks, stunts and routines that are sure to delight