| 100% | SCUBA | 5 | Self-contained underwater breathing apparatus (that's the answer!) |
| 58% | SCUBADIVE | 9 | Self-contained underwater breathing apparatus use |
| 56% | SCUBADIVING | 11 | Adventure sport that employs the use of a "self-contained underwater breathing apparatus": 2 wds. |
| 45% | SKIN | 4 | Layer that contains the theme answers |
| 45% | AHA | 3 | "So that's the answer!" |
| 43% | GILL | 4 | Underwater breathing apparatus |
| 43% | SNORKEL | 7 | Underwater breathing apparatus |
| 42% | AHA | 3 | "That's the answer!" |
| 42% | BINGO | 5 | "That's the answer!" |
| 42% | SHRUB | 5 | Synonym for bush that contains the letters B, U, S, and H |
| 41% | SCUBASUIT | 9 | Underwater breathing apparatus created by da Vinci |
| 41% | SCUBA | 5 | Acronym for the underwater breathing apparatus utilising compressed gas supplied at a regulated pressure |
| 40% | INC | 3 | Business abbr. that's inside the theme answers |
| 39% | EVE | 3 | Day before that's found in the starred answers |
| 39% | AHA | 3 | "That's the answer! Finally figured it out" |
| 39% | APP | 3 | Phone download that's been installed in the theme answers |
| 38% | AHA | 3 | "That's the answer I was trying to remember!" |
| 38% | SAINTPETER | 10 | Dominica's parish that contains the smallest population |
| 38% | UCLA | 4 | School that's the answer to the joke "What happens when the fog lifts in SoCal?" |
| 38% | SCUBA | 5 | Underwater breathing apparatus utilising compressed gas supplied at a regulated pressure |
| 38% | OXYGEN | 6 | Gas that's an important part of the air we breathe |
| 38% | AID | 3 | Helping hand that's been "lent" to the four longest answers |
| 38% | ANIMALCRACKERS | 14 | Lunchbox treat that contains the four beasts hidden in this grid, and what the starred answers literally are |
| 37% | CATTYCORNER | 11 | Location-describing term that's a triple hint to the contest answer |
| 37% | OHIO | 4 | U.S. state that contains a greeting in the middle |
| 37% | FALSE | 5 | Test answer that's right about half the time |
| 36% | OHIO | 4 | State that's the answer to the riddle "What's round at both ends and high in the middle?" |
| 36% | CHINESE | 7 | Language that's the source of the words answered by this puzzle's starred clues |
| 36% | OBAMACARE | 9 | Law nickname that contains the initialism for the law's full name |
| 36% | CENTRALPARK | 11 | Feature of Manhattan, and of this puzzle's answers that contain circles |