Ender’s Game by Orson Scott CardStranger in a Strange Land by Robert A. Heinlein
Books That Everyone Should Read At Least Once
31,186 books — 117,835 voters
1984 by George OrwellEnder’s Game by Orson Scott CardStranger in a Strange Land by Robert A. HeinleinThe Moon Is a Harsh Mistress by Robert A. HeinleinThe Hero With a Thousand Faces by Joseph Campbell
Best Books of the 20th Century
7,788 books — 49,735 voters

Stranger in a Strange Land by Robert A. HeinleinEnder’s Game by Orson Scott CardThe Time Traveler's Wife by Audrey NiffeneggerOutlander by Diana GabaldonThe Curious Incident of the Dog in the Night-Time by Mark Haddon
Books That Exceeded Your Expectations
14,453 books — 16,032 voters
Stranger in a Strange Land by Robert A. HeinleinEnder’s Game by Orson Scott Card
Best Books Ever
74,785 books — 277,517 voters

The Feynman Lectures on Physics by Richard P. FeynmanThe Elegant Universe by Brian GreeneWoman by Natalie AngierFeynman's Lost Lecture by David GoodsteinPhysics for Future Presidents by Richard A. Muller
Best Science Books - Non-Fiction Only
1,830 books — 3,587 voters