| Answer | Crossword Clue |
|---|---|
| RUBIK | Hexahedral puzzle inventor |
| RUBIK | Puzzle cube inventor |
| ERNO | Puzzle inventor Rubik |
| RUBIK | Puzzle cube inventor Erno |
| WYNNE | Crossword puzzle inventor Arthur |
| ERNO | Puzzle cube inventor Rubik |
| RUBIK | Inventor of a six-color puzzle |
| WYNNE | Arthur ..., inventor of the crossword puzzle |
