| Problems graded | Report grade | Opposition grade | Review grade |
|---|---|---|---|
| 15. Burning bottle cutter | 7 (France) | 8 (Brazil) | 0 () |
| 10. Rolling pasta | 7 (Brazil) | 7 (France) | 0 () |
| 11. The spinning washer | 7 (United Kingdom) | 8 (Colombia) | 0 () |
| 12. Metallic forest | 8 (Colombia) | 8 (United Kingdom) | 0 () |
| 7. Vegetable electricity | 7 (Colombia) | 8 (Switzerland) | 0 () |
| 1. Nuclear mousetraps | 5 (Switzerland) | 8 (Colombia) | 0 () |
