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 |
| Manufacturer | HarperFestival |
| Binding | Paperback |
| ItemPartNumber | 21502779 |
| ReleaseDate | 2013-12-23 |
| UnitCount | 1 |
| UPCs | 884668845452 |
| EANs | 9780062294944 |