Braingle A nice flash version of Sudoku that can keep track of your best times on the high score list. The site also contains some solution strategies.
DoSudoku
Online games where you can store your scores, sudoku assistant and a forum where you can share your puzzling successes and woes!
Sudoku Quotes and Tips I don't think the crossword puzzle will ever disappear. I don't think Sudoku will either. Wayne Gould, Father of the current Sudoku craze.