Difficult Riddles For Smart Kids: 300 Difficult Riddles And Brain Teasers Families Will Love (Books for Smart Kids)
| Country | USA |
| Brand | ThinkFun |
| Manufacturer | ThinkFun |
| Binding | Toy |
| ItemPartNumber | 44001006 |
| Model | 44001006 |
| Warranty | No Warranty |
| Color | Multicolor |
| ReleaseDate | 2015-05-31 |
| Size | 2.83 x 9.38 x 10.47 inches |
| UnitCount | 1 |
| UPCs | 019275010065 |
| EANs | 0019275010065 |