Sudoku history

 Legend has it origins in the independence of Latin squares (Latin Square), 1970 in the United States in the development, renamed as the number of puzzles (Number Place) after Dian spread to Japan and carried forward to mathematical puzzle game on intellectual Puzzle Games. In 1984 a game magazine "パズルcommunications Needlesコリ" the official name of independence, meaning that each grid in only a number. Later, a former High Court judge in New Zealand nationality Gould (Wayne Gould) in March 1997 while travelling to Tokyo, Japan, accidentally discovered. He first in the United Kingdom, "The Times" published in other newspapers also published soon, very soon swept the whole United Kingdom, after he spent six years preparing a computer program, and place it on site, make this game very soon Popular in the world.

How to Play

 In September Georgia wide × 9 grid high in the Jiugong Ge 9 3 grid wide × 3 grid of small high Jiugong Ge, have some figures in the inside (but not necessarily using figures such as the use of letters a, b, c.. ), According to these figures, use your logic and reasoning, in other spaces filled 1-9 on the figures, but attention should be paid, and each number in each small Jiugong Ge could not be repeated, each figure in every Dian each trip can not be out there, like the figures. This game only logical thinking ability, has nothing to do with the number of computing. Although simple, but the arrangement of figures is the ever-changing, so many educators think that Sudoku is a good way to exercise their brains.