... Japanese title of this puzzle is "Suuji wa dokushin ni kagiru". It's means that number is limited only single (unmarried). But this title is too long, then it was abbreviated as "Sudoku". So "SU" means number, "DOKU" means single. The puzzle seems to have first been published in the USA ...
... (in batches or one at a time). Su Doku: The highly addictive puzzle craze---now available for PC! ... puzzlers in Japan and the UK. Now, Su Doku is getting increasingly popular all around the world---and ... vieler Puzzles auf Knopfdruck. Kniffeln, Knobeln, Knabbern: Su Doku, das symbolische Logik-Puzzle, das suechtig macht! Vor ueber ...
Play Sudoku on your PC without using pen and paper - Just Sudoku 1.0 is a free game with lots of different puzzles to solve. The sudoku puzzles are divided into five different levels of difficulty. The aim of sudoku is to enter the digits from 1 to 9 in a ...