Download or read book The Penguin Sudoku Challenge written by David J. Bodycombe and published by Penguin (Non-Classics). This book was released on 2010-12 with total page 448 pages. Available in PDF, EPUB and Kindle. Book excerpt: Perfect for sharpening your brain and honing your logic, sudoku gives you a 5 star brain. This title includes sudoku puzzles for 3 different levels - beginner, moderate and fist-clenchingly tricky.