The Must Have 2016 Sudoku Puzzle Book: 366 puzzle daily sudoku book for the leap year. A challenge for every day of the year. 366 Sudoku Games - 5 levels of difficulty (easy to hard)
| Country | USA |
| Manufacturer | Baby Professor |
| Binding | Kindle Edition |
| ReleaseDate | 2017-12-01 |
| Format | Kindle eBook |
| EANs | 9781541922594 |