| Artist | : | The XY Wing a.k.a. the Y Wing: A Useful Sudoku Solving Technique When You Are STUCK !!! |
| Title | : | Learn Something |
| Duration | : | 556 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | The XY Wing a.k.a. the Y Wing: A Useful Sudoku Solving Technique When You Are STUCK !!! |
| Title | : | Learn Something |
| Duration | : | 556 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |