At Swim-Two-Birds by Flann O'BrienSwimming with Horses by Oakland Ross
Swimmy Titles
259 books — 31 voters
Biggles Hits the Trail by W.E. JohnsThe Flight of the Phoenix by Elleston TrevorCyber Attack by Tim WashburnMurder Over Kodiak by Robin Barefield
Books Not To Read On An Airplane
27 books — 4 voters

Her Small Town Secret by Brenda Minton
Secret Baby Surprise
15 books — 3 voters
The Fruit Forager's Companion by Sara Bir
Cookbooks for Gardeners
5 books — 2 voters

Farm to Trouble by Amanda Flower
Wheelbarrows
9 books — 5 voters
Growing Vegetables in Straw Bales by Craig Lehoullier
Small Space Gardening
15 books — 4 voters

The Hidden Life of Trees by Peter WohllebenThe Nature of Oaks by Douglas W. TallamyWriting Wild by Kathryn AaltoTrees of Power by Akiva SilverGardens of the Arts and Crafts Movement by Judith B. Tankard
Books for Plant Ladies
156 books — 15 voters

Trophy Wives by Karren BradyFlying Finish by Dick FrancisHigh Stakes by Dick FrancisThoroughbreds and Trailer Trash by Bev Pettersen
Sport Romance
125 books — 4 voters

The Thief's Gamble by Juliet E. McKenna
Lady Thief/ Street Rat
25 books — 9 voters
Rag-and-Bone Christmas by Dilly CourtA Cowboy State of Mind by Jennie MartsChasing Wild Horses by Mila NicksThe Secret Santa Mystery by R.B.  MarshallThe Cowboy's Claim by Nina Crespo
Horse Books for Grown-Ups
230 books — 14 voters

In the Halls of the Mountain Troll by Tanith DavenportThe Troll's Grindstone by Elizabeth H. BoyerThud! by Terry PratchettThe Hobbit, or There and Back Again by J.R.R. TolkienThe Three Billy Goats Gruff by Vera Southgate
Trolls
37 books — 5 voters

29 Dates by Melissa de la CruzThe Jade Temptress by Jeannie LinThe Sword Dancer by Jeannie LinA Dance with Danger by Jeannie LinBlock Seventeen by Kimiko Guthrie
Asian Authors
325 books — 39 voters
On the Wing by Alan TennantThe Narrow Edge by Deborah CramerSalmon by Mark KurlanskyCurlew Moon by Mary ColwellThe Amazing Monarch by Windle Turley
Animal Migration
35 books — 7 voters

The Cyber Effect by Mary AikenThe Code Book by Simon SinghThis Is Not Propaganda by Peter PomerantsevComputer Network Security and Cyber Ethics, 2d edition by Joseph Migga KizzaThe Identity Trade by Nora A. Draper
Cybersecurity
49 books — 3 voters
Blind Descent by Nevada Barr
Caves!!
2 books — 2 voters

The Dispossessed by Ursula K. Le GuinPrisoners of Dystopia by C.M. BarrettDawn of Dystopia by C.M. Barrett
"Topia" in Titles
304 books — 17 voters
Throw Out Fifty Things by Gail BlankeThe Intelligence Trap by David   RobsonEndangered Animals by Sam HutchinsonThe Field Guide to Citizen Science by Darlene CavalierTurning the Tide on Plastic by Lucy Siegle
Positive Change Books
43 books — 5 voters

Time for the Stars by Robert A. HeinleinThe Star Beast by Robert A. HeinleinStainless Steel Rat is Born by Harry HarrisonChildren of Dune by Frank HerbertDune by Frank Herbert
Teens... in Spaaaace!
50 books — 6 voters