Futility Closet

“The Card Challenge”: Solution

Posted in Puzzles by Greg Ross on November 14th, 2009

Solution to “The Card Challenge”:

http://books.google.com/books?id=5hQLAAAAIAAJ&printsec=frontcover&dq=subject:

Cut the card as shown and it can be drawn out into an endless chain, with an opening large enough for a man to pass it over his body. “A thin person could use a much smaller card.” From Houdini’s Paper Magic, 1922.