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"It's become one
of the two most
in the world - the
and sudoku, and
I think it's a
of the culture."
The Philadelphia Inquirer hosted the U.S. Sudoku championship
at the Pennsylvania Convention Center in downtown Philadelphia
last October. New York Times puzzle editor Will Shortz, was the
master of ceremonies for this spectacular event.
Will Shortz signing Gold Spike Sudoku board for fan.
James TerBush demonstrating the Gold Spike tracking system.
Sudoku puzzlers struggle in final round
Official Sudoku judges standing by ready for action!
Mayor of Philadelphia thanking Sudoku attendees.
The Sudoku National Championship
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