Self-Working Number Magic: 101 Foolproof Tricks (Dover Magic Books)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 audiences because they