| Clue | Source | Date |
|---|---|---|
| 'Hop __': Dr. Seuss book | The Washington Post | 27 Aug 2019 |
| "Hop __": Dr. Seuss book | LA Times Daily | 27 Aug 2019 |
| Classic Dr. Seuss book | New York Times | 25 Jul 2019 |
| Classic Dr. Seuss book | ||
| "Hop __": Dr. Seuss book | ||
| See 16-Across | The Washington Post | 07 Sep 2017 |
| See 16-Across | LA Times Daily | 07 Sep 2017 |
| See 16-Across | ||
| See 1-Down | ||
| Seuss's "Hop __" | ||
| Seuss's "Hop __" | ||
| "Hop __": Seuss work | ||
| "Hop __": Seuss work | ||
| "Hop __": Dr. Seuss book | ||
| Dr. Seuss' 'Hop --' | ||
| "Hop __" (Seuss book) | ||
| Where to hop, in a Dr. Seuss book | ||
| "Hop ___" (Dr. Seuss book) | ||
| "Hop ___" (Dr. Seuss book) | ||
| "Hop _____" (Dr. Seuss book) |