Sudoku Puzzle Books Hard Challenges for the Expert Players by Senor Sudoku
13,22 €
There's a challenge hidden deep in the pages of this Sudoku puzzle book. Are you up for it? Have courage and solve the puzzles on your own. If you do, you will experience a boost in logic and memory. Your brain will also be stimulated, and that improves your number skills in the long run too. Grab a copy today.
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