399 Games, Puzzles & Trivia Challenges Specially Designed to Keep Your Brain Young.
| Country | USA |
| Brand | Speedy Publishing LLC |
| Manufacturer | Speedy Publishing LLC |
| Binding | Paperback |
| ItemPartNumber | black & white illustrations |
| UnitCount | 1 |
| EANs | 9781630223434 |
| ReleaseDate | 0000-00-00 |