Math Olympiad Contests Preparatory Book: 450+ Selected Problems with Answers, USSR Mathematics: Logical Thinking, Mathematics Competitions. Level 1 - Beginner, grades 5 - 8
| Country | USA |
| Brand | Sticker |
| Manufacturer | sticker |
| Binding | Toy |
| ItemPartNumber | PLUNK555 |
| Model | PLUNK555 |
| Color | Black |
| UnitCount | 3 |
| UPCs | 796172281704 |
| EANs | 0796172281704 |
| ReleaseDate | 0000-00-00 |