Sudoku Puzzle Books Volume 35. Hard. Sudoku Intelligence Puzzle Game (en Inglés)

Reseña del libro

- One puzzle per page- Symmetry grids- Appropriate size of puzzles (3.5 inch / 8.89 cm)- Bold and rounded numbers- Added Time Challenger (Start__: __ / Finish: __: __)- Answers inside- 250 puzzles- Professionally designed- Printed on cream pap