What a great way to welcome a new generation of sudoku solvers: these 6x6-sized grids provide the perfect introduction to most irresistible puzzles on Earth. Most kids will already have seen their parents engrossed in solving a sudoku, whether in a newspaper or book, so they"ll be primed to try it themselves. And with 21 feet to practice on - 176 puzzles in all - they"ll really be able to perfect their game. An introduction explains all the basics and gives smart tips on how to figure out what number goes where.