What do Lithuania and Costa Rica have in common? Sudoku puzzles! Readers of 15min and La Nación can now enjoy a daily dose of puzzling fun, with the puzzle that is spreading around the world.
Pappocom's Sudoku first appeared in the Conway Daily Sun, New Hampshire, USA in September 2004, and it has appeared in The Times (of London) since November 2004.
Don't be put off by some of the complicated-sounding posts in these forums. In some parts of the world they have got quite expert already. If you want help, just send in your question, and you are certain to get a friendly reply.
- Wayne Gould (Pappocom)