| Problems presented | Grade | Role |
|---|---|---|
| 12. Particle detectors for dummies | 7.20 | reporter |
| 2. Static speaker | 8.20 | reporter |
| 9. Screaming balloon | 3.80 | reporter |
| 8. Candle lighting trick | 6.60 | reporter |
| 6. Sonic black hole | 5.40 | opponent |
| 5. Fluidic Calculator | 5.60 | opponent |
| 17. Balancing pebble | 6.80 | opponent |
| 4. Origami launcher | 6.20 | opponent |
| 8. Candle lighting trick | 6.40 | reviewer |
| 17. Balancing pebble | 6.00 | reviewer |
| 8. Candle lighting trick | 7.20 | reviewer |
| 15. High-speed CD | 6.20 | reviewer |