Do you like to use your spare moments indulging in sudoku? If so, Sudoku will be your perfect take-anywhere companion. With over 20 puzzles guaranteed to sharpen your mind and keep you thoroughly entertained, this collection is a real treat for anyone who loves numbers, and bonus puzzles. Are you ready to rise to the ultimate brain-training challenge? The unique thing about this puzzle book is that the puzzles all fit within a theme - they are all related to Sudoku. Working the puzzles in this book can provide a vigorous mental workout for virtually everyone from teenagers to senior citizens, all while fitting within the theme of Sudoku. Following is a selection of puzzles that are included in Sudoku: -- numbers -- bonus puzzles (2) -- And so much more! Activate your brain cells and grab a pencil - Sudoku, brought to you by Hat House, is here to provide you hours of challenging entertainment, one page at a time!