by TikGames LLC Sudoku: Latin Squares offers new patent-pending algorithms. Play 3x3 puzzles (great for learning) up to 9x9. Play in Classic Sudoku or Latin Squares mode; print your puzzle; amd use hints and save functionality to solve hundreds of puzzles.
by Swim Data Sudoku Wiz will generate millions of challenging Sudoku. It allows you to easily key in problems from other sources, save and print them. The Wiz will highlight key blocks for you and show (for each square) which solutions are logically possible.
by EliteSudoku.com The most popular logic puzzle in Japan. The rules are simple. Each row, column and minibox comprises the numbers 1 through 9. The solver must complete the missing numbers. Sudoku ( aka Suduku ) is recommended by some teachers as an exercise in logical reasoning.
by Sudoku-Puzzles.net A free game with lots of different Sudoku puzzles to solve. The aim of sudoku is to enter the digits from 1 to 9 in a grid with 81 cells without repeating them in rows, columns and regions. A simple game - but unbelievable addictive!