Internet Directory - Top : Games : Puzzles : Brain Teasers : Sudoku

Top : Games : Puzzles : Brain Teasers : Sudoku (113 web sites)
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Games: Video_Games: Puzzle: Sudoku
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Single daily Sudoku puzzle, 5 different levels (easy to very difficult), playable online (Flash required) and printable to PDF.

9x9, 6x6 and Samurai Sudoku
Offers classic Sudoku and variants, as well as an online solver.

BBC News: The puzzling popularity of Su Doku
Article by Paula Dear. Covers history in Japan and the UK and compares to the Rubik's cube craze of the 80s.

Cluemaster Sudoku
Daily Sudoku, Jigsaw, and Killer puzzles. Interactive Sudoku solver/teacher and tutorials.

Daily SuDoku
Offers daily printable puzzles of varying difficulties, including Sudoku for Kids. Also offers archive of past puzzles, tool for rendering custom puzzles, FAQ, and books for purchase.
Offers a different printable puzzle each day. Also includes solutions and FAQ.

Free Printable Sudoku Puzzles
Easy printing of 6 sudokus per page.
Clean site with many puzzles at all levels, solvable online.

Free online sudoku. Offers online game on 5 difficulty levels, changeable skins and printing up to 4 sudoku boards on one sheet of paper.

GASP Sudoku
Solve Sudokus online. With explanation of some common solving strategies.

Hirofumi Fujiwara's Sudoku
Offers a tutorial for creating puzzles, a Java-based solver, and links to other resources. [English/Japanese]

Planet Sudoku
Site with a very large number of puzzles and variants (4x4...25x25, Multi 2, Multi 4, Samurai Sudoku, etc.). Beginner to expert, solving engine, training aids, and "app-like" user interface.

Play Sudoku
Flash version of the Sudoku game. Also offers solution.

Many printable sudokus downloadable as PDF. New ones generated often.

Printable Sudoku Puzzles
Offers five difficulty levels.For each sudoku ,You can print with normal and candidate mode.

Prize Sudoku
Offers competitions for prizes. Traditional Sudoku, Godoku (letters) and Super Sudoku (16x16).

Puzzle Bus
Offers a daily puzzle, books, software, and related merchandise. Also offers puzzles for syndication.

Smarter Sudoku
A scratch pad to help you fill in a Sudoku puzzle. You still have to solve it yourself. Every day, you get three fresh Sudokus.

Solve My Sudoku
Solves puzzles based on inputted information.

Solving Sudoku
Step by step guide to solving sudoku puzzles. Goes from basic to advanced techniques.

A SuDoku helper (not a solver) that replaces pencil and paper to aid solving.

Provides sudoku puzzles in easy, medium and hard levels with their solutions. Also provides facility for daily email sudoku newsletter.

History, instructions, variants and puzzles in four difficulty levels (PDF format). [German/French/English/Spanish/Italian]

Play sudoku puzzles online for free.

Collection of printable grids, ordered by difficulty level. Solutions provided. Includes rules and solving methods.

two daily Sudoku puzzles (easy and medium), printable and solvable online.

Sudoku 9981
Solve Sudoku online, download printable puzzles at all levels, descrptions of strategies. Windows programs for solving and printing Sudoku, and for solving Samurai Sudoku.

Sudoku As
Sudoku solver. Offers free puzzles at 3 levels of difficulty (easy, normal, hard) and a practical stopwatch.

Sudoku Generator and Solver
Sudoku generator, editor, solver. User registration and rankings.

Sudoku Island
Online sudoku solving with a very clean interface.

Sudoku Online Solver
Free online generator, solver, and helper. [English/French/Spanish/Polish]

Sudoku Place
Offers daily puzzle in PDF format. Includes archive, FAQ, and a "dozen" variant.

Sudoku Puzzle - Sudoque
Solve Sudoku online with a very clean interface.

Sudoku Puzzler
Free, daily Sudoku puzzles to print or play online.

Sudoku Puzzles
Offers four difficulty levels. The puzzles can be solved online or downloaded as a PDF file. [English/German/French/Spanish/Dutch/Portuguese/Italian]

Sudoku Puzzles
Free daily puzzles with five difficulty levels with their solutions. Also offers guide to solve Sudoku puzzles.

Sudoku XL
4 levels of online playable Sudoku. Print up to 6 sudokus on one A4 sheet. Requires Flash.

Sudoku enumeration
Several programs in different languages for analyzing possible Sudoku combinations.

Sudoku puzzles
Solve Sudoku puzzles online, clean interface targeted to tablets.

Free daily printable Sudokus. Also offers history, rules, and solving techniques.

Free daily puzzles with five difficulty levels. Also offers printable e-book.

The Daily Sudoku
Today's daily Sudoku puzzle from

The Guardian: So you thought Sudoku came from the Land of the Rising Sun...
Article by David Smith covering the puzzle's origins as "Number Place" by Dell Puzzle Magazine in New York in the 1970s.

Vegard Hanssen's page
Offers a database of crafted puzzles, organized by difficulty. Also offers FAQ and forum. [Norwegian/English]

Wikipedia: Sudoku
An encyclopedia entry describing the rules, history, strategies and variants of Sudoku. Notes that these are a type of "Latin square" which have been analyzed since ancient times.

World Sudoku Championship
Information on the 2006 World Sudoku Championship held in Italy. Includes background information, events, results and FAQ. [English, Italian]
Offers HTML to add a JavaScript-based puzzle to any site. [English/Spanish]