Advanced Sudoku

Advanced Sudoku brings you another 75 of the best number puzzles in the world, as well as some more, original puzzles from the creators. Bridges, in which you must place bridges across a maze of islands and Slitherlink, where you have to fill in blocks to create a long, sweeping tunnel. All three puzzle types rely on logical thought and reasoning rather than general knowledge or brain power, making them suitable for all ages and abilities.