| 100% | OPAL | 4 | "The ___ Deception" (fourth book in Eoin Colfer's "Artemis Fowl" series) |
| 53% | SON | 3 | Fourth book in 16-Across's "The Giver" series |
| 45% | NUMBERS | 7 | Fourth book in the Old Testament |
| 44% | EOIN | 4 | Author of Artemis Fowl series, __ Colfer |
| 44% | LILAC | 5 | "The Mystery at ___ Inn" (fourth book in the Nancy Drew series) |
| 43% | SPOT | 4 | Dog in the "Dick and Jane" children's book series |
| 42% | NATE | 4 | ___ the Great (detective in a series of children's books) |
| 42% | ECLIPSE | 7 | Third book in the "Twilight" series |
| 41% | BABAR | 5 | "King of the elephants" in a series of children's books |
| 41% | THEROGUECREW | 12 | Last book in the "Redwall" series of children's fantasy novels by 50-Across (3 wds.) |
| 41% | RIDDLER | 7 | The —, alter ego of villain Edward Nigma in DC’s Batman comic book series |
| 41% | TIMMY | 5 | Dog in The Famous Five children's book series by Enid Blyton |
| 41% | JOS | 3 | “___ Boys” (final book in the “Little Women” series) |
| 40% | WHERESWALDO | 11 | Popular children's book series ... whose protagonist is "hiding" in the circled letters |
| 40% | EOINCOLFER | 10 | Best-selling author who wrote the eight books in the "Artemis Fowl" series: 2 wds. |
| 40% | EXO | 3 | Steven Gould's fourth sci-fi novel in the "Jumper" series, published in 2014 |
| 39% | WHOWONTHEWAR | 12 | Final book in Phyllis Reynolds Naylor's series about two feuding families, the Hartfords and the Malloys (4 wds.) |
| 39% | FURYROAD | 8 | Fourth film in the Mad Max movie series |
| 39% | FREAKSHOW | 9 | Fourth season in the American Horror Story series |
| 39% | AGE | 3 | "___ of Reptiles," Ricardo Delgado's comic book series which is set in the Mesozoic era |
| 39% | CALLA | 5 | Stephen King's fifth book in his The Dark Tower series: "Wolves of the ___" |
| 39% | BABAR | 5 | King of the elephants in a children's book series |
| 39% | MESSENGER | 9 | Third book in 16-Across's "The Giver" series |
| 39% | TIKTOK | 6 | Robot character in the Oz book series |
| 39% | THEBORROWERS | 12 | & 15A 1959 children’s book by Mary Norton; third in a series featuring the Clock family |
| 38% | DEADSIMPLE | 10 | 2005 novel by Peter James; first book in the Roy Grace series |
| 38% | DEFIANT | 7 | Final book in the 10-Across series by 24-Across/40-Across |
| 38% | STARSIGHT | 9 | Second book in the 10-Across series by 24-Across/40-Across |
| 38% | GOT | 3 | First book in the series "A Song of Ice and Fire," familiarly |