| Id | Title | Translations | Solved | ||
|---|---|---|---|---|---|
| 1 | Average Speed | 7 | 1.00 | ||
| 2 | When stones fall | 6 | 1.23 | ||
| 3 | Wind along the route | 5 | 1.50 | ||
| 4 | Wind across the route | 2 | 2.70 | ||
| 6 | Light Emitting Diodes | 2 | 2.70 | ||
| 7 | LED Strip Study | 1 | 3.41 | ||
| 8 | Subway Train Acceleration | 2 | 2.70 | ||
| 9 | Ladder at the Wall | 3 | 2.20 | ||
| 10 | Kettle and Bulb | 1 | 3.41 |