A Wrinkle in Time by Madeleine L'EngleMany Waters by Madeleine L'EngleHyperion by Dan Simmons1632 by Eric FlintIsland in the Sea of Time by S.M. Stirling
Best Time Travel Fiction
2,172 books — 5,454 voters
Twelfth Night by William ShakespeareWraeththu by Storm ConstantineThe World Wreckers by Marion Zimmer BradleyAlanna by Tamora Pierce
Best Gender-Bending Books
613 books — 461 voters

Outies by Jennifer R. Pournelle
Self-Published Science Fiction
402 books — 472 voters

Before I Die by Jenny Downham
Young Adult Fiction With Sex
905 books — 1,677 voters
Most Under-rated Science Fiction
2,154 books — 2,476 voters

Harry Potter and the Philosopher's Stone by J.K. RowlingThe Lord of the Rings by J.R.R. TolkienAlanna by Tamora Pierce
Books With Unforgettable Characters
9,533 books — 8,857 voters

Deadlocked by Charlaine HarrisA Perfect Blood by Kim HarrisonThe Mark of Athena by Rick RiordanThe Wind Through the Keyhole by Stephen  King
Can't Wait Books of 2012
2,506 books — 15,071 voters
The Star Beast by Robert A. HeinleinThe Wonderful Flight to the Mushroom Planet by Eleanor Cameron
Best Children's Science Fiction Books
210 books — 191 voters

Don't Care High by Gordon KormanSick Puppy by Carl Hiaasen
Books that Make you Laugh
3,538 books — 5,224 voters
Going Postal by Terry PratchettThe Last Hero by Terry Pratchett
The Best of Discworld!
88 books — 994 voters