Sehr hartes Sudoku-Rätsel: Sehr harte Sudoku-Rätsel für fortgeschrittene Spieler, Papier...
Very Hard Sudoku Puzzl : Very Hard Sudoku Puzzles for Advanced Players, Paperback by Filter, John, ISBN 154289929X, ISBN-13 9781542899291, Brand New, Free shipping in the US This very hard sudoku puzzl has been created for fun for all ages and can be played by children, adults and senior citizens alike – suitable for all sudoku puzzle lovers!Perfect for stimulating the mind and improving reasoning skills, this book contains 200 very hard difficulty level sudoku puzzles with solutions for each of the puzzles. A 'Beginners Guide' is included providing valuable tips for solving the your age, you’ll love this Very Hard Sudoku Puzzl! This puzzl will provide hours of puzzling fun and is an ideal challenge for the advanced Sudoku player.
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