| Answer | Crossword Clue |
|---|---|
| kaleidophones | KALEIDOPHONE, an instrument for demonstrating sound waves by lines of light |
| Answer | Crossword Clue |
|---|---|
| kaleidophones | KALEIDOPHONE, an instrument for demonstrating sound waves by lines of light |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.