Big Brother's Birthday Challenge At Sudoku Classic - Easy: Complete 50 Puzzles in 50 Days or Less... or Else
| Country | USA |
| Brand | MACMILLAN |
| Manufacturer | Palgrave Macmillan |
| Binding | Paperback |
| ItemPartNumber | Refer to Sapnet. |
| ReleaseDate | 2012-01-01 |
| UnitCount | 1 |
| EANs | 9781349344956 |