ばいちょ(売価調査)、価格比較とネットでのお買い物を楽に

内容説明 Sudoku continues to preoccupy the nation. Addicts everywhere will welcome the third volume of ?The Little Book of Sudoku? as it will challenge parts that other puzzles cannot reach. The super difficult puzzles inside will tax the most agile Sudoku brains - and leave many people begging for mercy.