By Stephen Brook. Article covers how the UK craze got started.
A project collecting Sudoku with the smallest number of givens that are still uniquely solvable. Offers the puzzle for download in text format.
Information on UK-based cellular provider's world-record largest Sudoku puzzle and accompanying contest.
Article by Paula Dear. Covers history in Japan and the UK and compares to the Rubik's cube craze of the 80s.
Article by David Smith covering the puzzle's origins as "Number Place" by Dell Puzzle Magazine in New York in the 1970s.
Offers a tutorial for creating puzzles, a Java-based solver, and links to other resources. [English/Japanese]
Free daily printable Sudokus. Also offers history, rules, and solving techniques. [English/Spanish/French/Catalan/German/Portuguese]
Offers printable grids and solution walkthroughs.
Several programs in different languages for analyzing possible Sudoku combinations.
Offers a database of crafted puzzles, organized by difficulty. Also offers FAQ and forum. [Norwegian/English]
Games /
Video_Games /
Puzzle /
Go_Sudoku
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