An encyclopedia entry describing the rules, history, strategies
en.wikipedia.org
Includes Sudoku tips and strategies as well as a downloadable game and a 3D
www.sudoku.org.uk
Play online puzzles at one of four difficulty levels. Also includes a solver
www.dkmsoftware.com
If you like USATODAY Sudoku Online, you might also like: Play USATODAY
puzzles.usatoday.com
Soduku. America's Hottest Puzzle Try our new interactive
www.life.com
Play this fantastic puzzle game that is taking the world by storm!!
www.miniclip.com
Everything in the known universe tagged sudoku. Everything;
technorati.com
Includes an overview of how Sudoku is solved, a monthly contest
www.sudoku.com
Free Sudoku Puzzles with solutions and timer. Fun for both kids and
sudoku.com.au
Sudoku : play on line. ... Sudoku contest. Accumulate points and win one
www.sudoweb.com