Freakonomics by Steven D. Levitt
Best Non-Fiction (no biographies)
6,429 books — 8,213 voters

1984 by George OrwellAnimal Farm by George OrwellGreat Expectations by Charles DickensFahrenheit 451 by Ray BradburySlaughterhouse-Five by Kurt Vonnegut Jr.
Must Read Classics
1,891 books — 4,763 voters
Slaughterhouse-Five by Kurt Vonnegut Jr.A Wrinkle in Time by Madeleine L'EngleA Swiftly Tilting Planet by Madeleine L'EngleThe Restaurant at the End of the Universe by Douglas Adams
Best Time Travel Fiction
2,221 books — 5,517 voters

Holes by Louis SacharA Wrinkle in Time by Madeleine L'EngleStargirl by Jerry SpinelliNumber the Stars by Lois LowryInkheart by Cornelia Funke
Best Young Adult Books
13,360 books — 80,707 voters
Dune by Frank HerbertInfinite Jest by David Foster Wallace
Big Fat Books Worth the Effort
1,878 books — 7,008 voters

Eragon by Christopher Paolini
What Book Got You Hooked?
4,021 books — 11,012 voters
The Horse and His Boy by C.S. LewisThe Hitchhiker's Guide to the Galaxy by Douglas Adams
Favorite books from my childhood
4,529 books — 7,758 voters

Ender’s Game by Orson Scott CardThe City of Ember by Jeanne DuPrau
Best Dystopian and Post-Apocalyptic Fiction
4,113 books — 26,997 voters
A Tale of Two Cities by Charles Dickens
Best Historical Fiction
8,294 books — 27,347 voters

The Hitchhiker's Guide to the Galaxy by Douglas AdamsEnder’s Game by Orson Scott CardA Wrinkle in Time by Madeleine L'EngleCatch-22 by Joseph HellerDune by Frank Herbert
Best Books Ever
79,661 books — 296,917 voters
The Little Prince by Antoine de Saint-ExupéryThe Chronicles of Narnia by C.S. LewisEnder’s Game by Orson Scott CardCatch-22 by Joseph HellerSlaughterhouse-Five by Kurt Vonnegut Jr.
Books That Everyone Should Read At Least Once
33,019 books — 125,259 voters

Ender’s Game by Orson Scott CardDune by Frank HerbertA Wrinkle in Time by Madeleine L'EngleFoundation by Isaac Asimov
Best Science Fiction & Fantasy Books
8,850 books — 26,154 voters