Difficult Riddles For Smart Kids: Science and Technology Edition: 350 Fun Brain-Stumpers For Kids and Families: Ages 8 and up (7-9, 9-13+) (Eleven Worlds to Explore)
| Country | USA |
| Brand | Centek |
| Manufacturer | Centek Industries |
| Binding | Wireless Phone Accessory |
| ItemPartNumber | 1200222 |
| UnitCount | 1 |
| UPCs | 808880120814 |
| EANs | 0808880120814 |
| ReleaseDate | 0000-00-00 |