http://netvouz.com/narky/tag/billions?feed=rss narky's bookmarks tagged "billions" on Netvouz http://www.websudoku.com/?level=3 Billions of Free Sudoku Puzzles to Play Online. Each Sudoku has a unique solution that can be reached logically without guessing. 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. Educational narky Tue, 12 Dec 2006 11:07:58 GMT