<DIV><DIV><P style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: 200%">Sudoku's spreading faster than you can count to nine. But these seriously addictive, completely captivating puzzles can get fans a little gridlocked from time to time.  They'll be able to get back in the game with the help of mathematician and bestselling author Robin Wilson—himself a sudoku aficionado. He's got the solution to unraveling these conundrums, with 52 tried and tested tips and tactics.  <I>How to Solve Sudoku</I> takes you through them, one by one, with plenty of examples and practice grids so that you can hone your skills before you move on to the next fiendish brainteaser. </P></DIV>