SUPER SUDOKU
NO.634
Test your mental agility with our giant Sudoku and you could win a stimulating Swish Sudoku Book. This stylish edition contains 100 puzzles that will keep you absorbed for hours. Send your solution to: Sudoku No.634, The Irish Mail on Sunday, PO Box 5332, Cardiff Lane, Dublin 2. Include your name and address. The winner of Super Sudoku No.633 is Dorothy McLennan, Sandyford Road, Dundrum, Dublin 16.