| 100% | DISC | 4 | Planet's shape in a book series by Terry Pratchett |
| 53% | ENOLA | 5 | Sherlock's sister in a book series by Nancy Springer |
| 49% | BORROWERS | 9 | Small characters in a book series by Mary Norton |
| 48% | LEROY | 5 | ___ Brown, kid detective nicknamed Encyclopedia in a book series by Donald J. Sobol |
| 44% | TOPSY | 5 | Title twin sister in a series of children's books by Jean and Gareth Adamson |
| 43% | ENOLA | 5 | Sherlock's sister in a book series |
| 43% | ENDER | 5 | Protagonist in a series of books by 11-Down |
| 40% | RAMONATHEPEST | 13 | One in a series of books by 46-Across about a girl starting kindergarten: 3 wds. |
| 39% | HENRYANDRIBSY | 13 | One in a series of books by 46-Across about a boy and his dog: 3 wds. |
| 39% | TWILIGHT | 8 | First book in a series of vampire novels by Stephenie Meyer |
| 39% | TOAD | 4 | Frog and ___ (friends in a children's book series) |
| 39% | TOAD | 4 | Partner of Frog in a children's book series |
| 39% | OLIVIA | 6 | Pig featured in a series of children's books |
| 39% | ELMER | 5 | Patchwork elephant in a series of children's books |
| 39% | ENOLA | 5 | Sherlock's sister in a YA book series |
| 38% | BABAR | 5 | King of the elephants in a children's book series |
| 38% | NATE | 4 | ___ the Great (detective in a series of children's books) |
| 38% | LYLE | 4 | Crocodile in a series of Bernard Waber children's books |
| 38% | WITCHSSISTER | 12 | First book in a fantasy series about black magic by Phyllis Reynolds Naylor (2 wds.) |
| 38% | MADELINE | 8 | Title girl in a children's book series set in Paris |
| 38% | ADATWIST | 8 | Titular scientist in a 2016 children's book by Andrea Beaty |
| 38% | BABAR | 5 | "King of the elephants" in a series of children's books |
| 38% | DEADBEAT | 8 | What "D Is for," in a book title in Sue Grafton's Kinsey Millhone detective series |
| 37% | DARKOFTHEMOON | 13 | First book in a series of novels by John Sandford featuring 46-Across (4 wds.) |
| 37% | LOTSA | 5 | ___ de Casha (wealthy greyhound-headed merchant in a children’s book by Madonna) |
| 36% | KATHARINA | 9 | __ Blum, she loses her honor in a book by Böll |
| 36% | ELEPHANT | 8 | The steam-powered animal in a book by Jules Verne |
| 36% | ENOLA | 5 | Sherlock's younger sister in a YA book series |
| 35% | PERCY | 5 | Jackson in a Rick Riordan book series |
| 35% | ELOISE | 6 | Plaza resident in a series of books |