Sudoku
Sudoku is a puzzle to place the numbers 1 through 9 into a 9x9 grid of
squares. The large grid of 81 squares is subdivided into 9 small boxes
with 3x3 grid of squares. Each of the 9 small boxes should be filled in
with the numbers 1 through 9 only one time each, and each row and each
colum of the large grid should be. Any digit from 1 to 9 cannot be repeated
in any of the large grid's rows, colums, or 9 small boxes.
Some sudoku puzzles are played on Java software. you can visit our
free software section to download the software.
Sudoku Kingdom runs ranking table which score calculation is based on the level of solved puzzles- Easy,
Medium, Hard, Very hard. and the score table is cleared at the begging of each month.
Sudoku.com provides several different types of sudoku puzzles in view which looks attractive. and it supports
timer function so that players can check how quick they solve a sudoku.
Sudoku-Puzzles.net provides countless free sudoku puzzles in five different levels - Very Easy, Easy, Medium,
Hard, and Very Hard. And users can select an appropriate level for a game.
Mypuzzle.org offers free sudoku puzzles in seven different levels - Simple, Easy, Mild, Moderate, Hard, Very Hard,
and Diabolic. And It allows users to print sudoku puzzles.
Websudoku.com allows players to select a sudoku regarding their level - Easy, Medium, Hard, Evil.
Free Online Sudoku Puzzle Solver provides colorful display, timer function, and solve-one-step feature.
Saidwhat.co.uk provides some variants of sudoku puzzles such as Alphabetic sudoku which uses the letters A - I
instead of the number 1 - 9. Its timer function enables players to set start-time and stop-time.
Fiendishsudoku.com provides five different levels of sudoku puzzles: Easy, Moderate, Hard, Evil, Fiendish.
Players can control their grid size of the game display.
mah-jongg.ch Sudoku supports three levels of sudoku puzzles (easy, medium, hard) and enables players to change
the color of a number which they write.
Sudoweb.com Sudoku provides check function in percentage for what has been done and various levels of
sudoku puzzles ranging from Kids to Hard.
Sudogo.com Sudoku supports three levels: easy, moderate, difficult.
There are many websites to provide free sudoku puzzles from news media sites:
USA TODAY.com : Life Section offers Sudoku puzzles with options such as timer, showing possible entries for
each square, and playing music during game.
CBC.ca : Diversions brings Sudoku puzzles for today and the archived puzzles for the latest 10 days, including
options such as timer function and showing possible entries for each square.
Washintonpost.com : Crosswords & Puzzles offers three types of Sudoku puzzles: Daily Sudoku (Normal 3x3
rectangle), Mini Sudoku (reduced 3x2 rectangle), Mega Sudoku (Extended 4x4 rectangle).
NYTimes.com : Sudoku Puzzles brings Sudoku puzzles in three different levels - Easy, Medium, and Difficult.
And the Sudoku puzzles support timer function, Pencil for "not sure numbers", feature showing possible entries
for each square, and more.