| Id | Type | Title | Solved | |
|---|---|---|---|---|
| 49 | Geometry | Methane Identification | 2 | 3.55 |
| 50 | Geometry | Methane Rotation | 1 | 4.25 |
| 51 | Geometry | Methane Normalization | - | 5.46 |
| 99 | Instructional | Elo Ratings | 1 | 4.25 |
| 102 | Puzzle | Expected Number of Random Moves | 1 | 4.25 |
| 105 | Puzzle | Wormholes of Cygnus | 1 | 4.25 |
| 111 | Puzzle | Mabinogion Sheep | - | 5.46 |