A Wrinkle in Time by Madeleine L'EngleThe Time Machine by H.G. WellsThe First Fifteen Lives of Harry August by Claire North
Best Time Travel Fiction
2,002 books — 5,297 voters
The Giver by Lois LowryFahrenheit 451 by Ray BradburyThe Stand by Stephen  KingWorld War Z by Max BrooksThe Time Machine by H.G. Wells
Best Dystopian and Post-Apocalyptic Fiction
3,790 books — 26,050 voters

The Lord of the Rings by J.R.R. Tolkien
Fantasy Books Written for Adults
1,307 books — 1,624 voters
Harry Potter and the Philosopher’s Stone by J.K. RowlingLittle House on the Prairie by Laura Ingalls WilderA Wrinkle in Time by Madeleine L'EngleThe Hobbit, or There and Back Again by J.R.R. TolkienHarry Potter and the Goblet of Fire by J.K. Rowling
What Book Got You Hooked?
3,869 books — 10,588 voters

Lamb by Christopher MooreThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsThe Stupidest Angel by Christopher MooreThe Zombie Survival Guide by Max Brooks
Books that Make you Laugh
3,503 books — 5,082 voters
Fahrenheit 451 by Ray BradburyThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsA Wrinkle in Time by Madeleine L'EngleJurassic Park by Michael CrichtonThe Martian Chronicles by Ray Bradbury
Best Science Fiction of the 20th Century
554 books — 480 voters

World War Z by Max BrooksAnnihilation by Jeff VandermeerThe Girl with All the Gifts by M.R. CareyThe Dog Stars by Peter HellerThe First Fifteen Lives of Harry August by Claire North
Best Science Fiction of the 21st Century
1,260 books — 9,051 voters
J.R.R. Tolkien 4-Book Boxed Set by J.R.R. TolkienThe Great Gatsby by F. Scott FitzgeraldA Wrinkle in Time by Madeleine L'EngleFahrenheit 451 by Ray Bradbury
Best Books Ever
76,928 books — 286,248 voters