When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Sudoku

All'acquisto di questo libro otterrai una versione elettronica (file PDF) del suo contenuto. Il Sudoku è l'appassionante gioco di logica che ha travolto il mon

The twelfth-century French poet Chrétien de Troyes is a major figure in European literature. His courtly romances fathered the Arthurian tradition and influenc

This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

The puzzle a 16 x 16 grid made up of 4 x 4 subgrids (called "regions"). Some cells already contain numbers, known as "givens". The goal is to fill in the empty