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Extreme Sudoku Book Four: 100 Hard To Solve 25 x 25 Sudoku Puzzles With Solutions
Paperback
$8.50
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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.
This is a Sudoku book for adults.
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