"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.
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The Sudoku National Championship