PaC Stack: Fully Constructed (Gimmicks and Online Instructions) by Paul Carnazzo - TrickImagine having a spectator write a word, or draw an image, on a blank business card. THEY can place it into a stack of cards. STILL, you can divine what they wrote! With PaC Stack, you can do this! PaC Stack is an innocent looking gimmicked stack of blank business cards. PaC Stack can be used to peek at words or images in a very deceptive fashion. It can also be used as an Out To Lunch pack and for secret writing. Until now, PaC Stack has only been