Publisher's Synopsis
This great book contains 476 advanced sudoku puzzles that are perfect for those who are new or already experienced in sudoku puzzle madness
Make yourself or your family and friends happy! Sudoku is not only fun, but also stimulates brain performance.
The solutions are mirrored on the same page. So searching on the last pages has finally come to an end. You will be a Sudoku Master in no time!
More series in all levels of difficulty will follow.