| Pause for Puzzles: Sudoku for Mindfulness - Frank Longo • libris.ro | 49.07 RON |
| Pause for Puzzles: Sudoku for Mindfulness, Paperback - Frank Longo • elefant.ro | 50.99 RON |
A collection of 105 easy to hard sudoku puzzles that will provide a perfect (and perfectly portable) break at any time of the day.