or middle, card in that pile. If the magician gathers up the piles again, as before with the pile containing the selection in the middle, the selection will be the eleventh card in the 21 card packet. If 27 cards are used, the procedure is the same but the selection will be the fourteenth card in the packet. Literature Professor Hoffmann, Modern Magic External links A Brief Analysis of the Twenty-One Card Trick and Related Effects by Justin Higham Card tricks