Web Sudoku Websites:
cincodemayosudoku.com
Cinco de Mayo Sudoku
Enjoy a fiesta with Cinco de Mayo Sudoku! Thousands of sudoku puzzles in four different difficulites will sure to have you partying all Cinco de Mayo long!
suduku-online.com
Sudoku Kingdom - Free sudoku puzzles
Sudoku puzzles online. Select a puzzle by difficulty level. Print sudoku. Brain training game. Interactive Sudoku for mobile and tablets.