| Designer | : | Derrick Schneider |
| Craftsman | : | Derrick Schneider |
| Category | : | Sequential Movement |
| The objective is to slide the pieces until no two triangles of the same color share an edge and the spaces that were empty at the beginning are empty once again. The triangles must not be rotated. Derrick has found one solution requiring 249 moves, but he is confident it is not the minimum. | ||