To solve Sudoku Puzzles,
each row, column
and box must contain
each of the numbers
1 to 9.
Enjoy your Sudoku Puzzles.
Sudoku was first published in 1979 in New York under the title Number Place. Yet, it first gained popularity in Japan and was renamed Sudoku; su=number, doku=single.
Sudoku was then introduced in the UK in 2004 and moved into the US in 2005.
Now, Sudoku has taken the world by storm.