| Problems presented | Grade | Role |
|---|---|---|
| 9. Screaming balloon | 5.20 | reporter |
| 13. Egg white pearls | 5.40 | reporter |
| 7. Half-life sparkles | 7.60 | reporter |
| 3. Ink tree | 6.40 | reporter |
| 1. Sound thermometer | 6.00 | opponent |
| 14. Erratic raindrops | 6.60 | opponent |
| 4. Origami launcher | 6.80 | opponent |
| 15. High-speed CD | 8.20 | opponent |
| 8. Candle lighting trick | 6.40 | reviewer |
| 2. Static speaker | 6.40 | reviewer |
| 11. Chalk on the water | 7.40 | reviewer |
| 11. Chalk on the water | 7.00 | reviewer |