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 | Gryphon House |
| Manufacturer | Gryphon House |
| Binding | Paperback |
| ItemPartNumber | GR-16854 |
| Model | GR-16854 |
| UnitCount | 1 |
| UPCs | 884395039308 |
| EANs | 9780876592090 |
| ReleaseDate | 0000-00-00 |