The perfect book for ace puzzlers and kids who like a challenge, The Kids' Book of Sudoku 2 helps to develop mental arithmetic and logic skills.With a simple tutorial filled with invaluable tips and tricks, and puzzles that range across four levels of difficulty, this book is perfect for anyone from complete beginners to the ultimate sudoku-solvers.Featuring a stylish cover design and brand-new puzzles, this title is part of the 'Buster Puzzle Books' series.