by Alexander Ross (Author)
100 very hard 25 number Sudoku puzzles. One puzzle on a page using a 25 x 25 square grid. These puzzles are for expert Sudoku players. The solutions are in the back of the book.
This is a Sudoku book for adults.
Number of Pages: 132
Dimensions: 0.28 x 10 x 8 IN
Publication Date: August 04, 2017