| Clue | Source | Date |
|---|---|---|
| Source of music in a household rodent's enclosure? | Wall Street Journal | 15 May 2024 |
| Station for exercisers on wheels? | LA Times Daily | 19 Oct 2018 |
| Station for exercisers on wheels? | The Washington Post | 19 Oct 2018 |
| Station for exercisers on wheels? |