What s better than a book of sudoku puzzles? That s right: a BIG book of sudoku puzzles. In case you haven t heard, sudoku is the name of the logic puzzle that took the world by storm a few years ago. The rules are simple: fill in the empty squares so that every digit from 1 to 9 appears once (and only once) in every row, column and 3×3 box. For the Big Book of White Belt Sudoku®, puzzle master Frank Longo has provided the best easy sudoku on the market. No need to worry about getting trapped by an avalanche now: as long as you have the Big Book of White Belt Sudoku® on hand.