The rules of Su-doku are simple. Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3 square.
Platform Windows 95/98/ME
Operating Systems Windows 95/98/ME,Windows NT/2000,Windows XP,Windows Vista
Date added 24 Jan 2006
Last Updated 24 Jan 2011