| Clue | Source | Date |
|---|---|---|
| Toys that run on tracks | The Washington Post | 29 Aug 2020 |
| Toys that run on tracks | LA Times Daily | 29 Aug 2020 |
| Toys on tracks (XLI, 3) | ||
| Hobbyists' racers | ||
| Racing collectibles | ||
| Toys on grooved tracks | ||
| Toys on grooved tracks | ||
| Miniature racers | ||
| Miniature racers | ||
| Miniature racers |