The White Mountains by John ChristopherA Wrinkle in Time by Madeleine L'EngleThe Secret of the Great Red Spot by Leonardo RamirezThe True Meaning of Smekday by Adam RexEnchantress from the Stars by Sylvia Engdahl
SF for Kids--classic and new
32 books — 15 voters
A Short History of Nearly Everything by Bill BrysonA Brief History of Time by Stephen W. HawkingCosmos by Carl SaganThe Selfish Gene by Richard DawkinsGuns, Germs, and Steel by Jared Diamond
Best Science Books - Non-Fiction Only
1,930 books — 3,629 voters

The Hunger Games by Suzanne CollinsPride and Prejudice by Jane AustenTo Kill a Mockingbird by Harper LeeHarry Potter and the Order of the Phoenix by J.K. RowlingThe Book Thief by Markus Zusak
Best Books Ever
78,471 books — 292,445 voters
The Diary of a Young Girl by Anne Frank2 Weeks in the Desert with Dad by Tom SauerThe Glass Castle by Jeannette WallsJohn Adams by David McCulloughThe Story of My Life by Helen Keller
Best Biographies/Autobiographies
541 books — 155 voters

The Glass Castle by Jeannette WallsThe Diary of a Young Girl by Anne FrankAngela's Ashes by Frank McCourtNight by Elie WieselEat, Pray, Love by Elizabeth Gilbert
Favorite Memoirs/Autobiographies
2,224 books — 2,201 voters
To Kill a Mockingbird by Harper Lee1984 by George OrwellPride and Prejudice by Jane AustenThe Diary of a Young Girl by Anne FrankHarry Potter and the Sorcerer's Stone by J.K. Rowling
100 Books to Read in a Lifetime: Readers' Picks
15,905 books — 18,684 voters