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Devin Knight's Improved Glass Box secrets (greatly expanded)
The four Aces and four Queens not only change places
Sean's 4 for 4 has nailed some real names
Duration: 58 minutes
Guesstimation by Wayne Dobson - Video Download Tango Devin Knight's Improved Glass BoxJoin Mike Sullivan and Peter Nardi for the full explanation of Guesstimation. A one time setup, for a lifetime of performances. Extra routine from Peter Nardi Explaining that you are a master of Guesstimation the ability to instantly know how many cards have been removed from a full deck of 52 cards. To prove this you have a spectator cut some cards off and you "instantly" tell them he has cut off 18 cards. The spectator counts them and you are