Hard Sudoku puzzle books vol. 1: Hard, Very Hard and Extremely Hard Sudoku - Total 300 Sudoku puzzles to solve - Includes solutions (Hard to extreme)
| Country | USA |
| Brand | Daniel Tiger's Neighborhood |
| Manufacturer | Jakks Pacific Inc. |
| Binding | Toy |
| ItemPartNumber | 53463-PLY |
| Model | 53463-PLY |
| Warranty | No Warranty |
| Color | Sing Along With Daniel Tiger |
| Size | Small |
| UnitCount | 1 |
| UPCs | 039897534633 |
| EANs | 0039897534633 |
| ReleaseDate | 0000-00-00 |