Based on sales for the week ending March 4, 2012

16. The Grand Design
Stephen Hawking, Leonard Mlodinow, Bantam, $18, 9780553384666

17. F in Exams
Richard Benson, Chronicle , $9.95, 9780811878319

18. Outliers
Malcolm Gladwell, Back Bay, $16.99, 9780316017930

19. At Home
Bill Bryson, Anchor, $15.95, 9780767919395

20. The 5 Love Languages
Gary Chapman, Northfield, $14.99, 9780802473158

21. Physics of the Future
Michio Kaku, Anchor, $15.95, 9780307473332

22. The New Jim Crow
Michelle Alexander, The New Press, $19.95, 9781595586438

23. Kayak Morning
Roger Rosenblatt, Ecco, $13.99, 9780062084033

24. The Devil in the White City
Erik Larson, Vintage, $15.95, 9780375725609

25. The Vow
Kim Carpenter, Krickitt Carpenter, B&H Publishing Group, $14.99, 9781433675799

26. Townie: A Memoir
Andre Dubus, III, Norton, $15.95, 9780393340679

27. Moby-Duck
Donovan Hohn, Penguin Books, $16, 9780143120506

28. Periodic Tales
Hugh Aldersey-Williams, Ecco Press, $14.99, 9780061824739

29. The Lifespan of a Fact
John D'Agata, Jim Fingal, Norton, $17.95, 9780393340730

30. The Four Agreements
Don Miguel Ruiz, Amber-Allen, $12.95, 9781878424310

31. The World Almanac and Book of Facts 2012
Sarah Janssen (Ed.), World Almanac, $14.99, 9781600571480

32. Lucky Peach Issue 3
David Chang (Ed.), McSweeney's Books, $12, 9781936365487

33. Zeitoun
Dave Eggers, Vintage, $15.95, 9780307387943

34. Battle Hymn of the Tiger Mother
Amy Chua, Penguin, $16, 9780143120582

35. Wreck This Journal
Keri Smith, Perigee, $13.95, 9780399533464

36. 1861
Adam Goodheart, Vintage, $16, 9781400032198

37. Life
Keith Richards, Back Bay, $16.99, 9780316034418

38. The Glass Castle
Jeannette Walls, Scribner, $16, 9780743247542

39. Eat to Live
Joel Fuhrman, Little Brown, $15.99, 9780316120913

40. Tiny Homes
Lloyd Kahn, Shelter, $24.95, 9780936070520

41. Inside of a Dog
Alexandra Horowitz, Scribner, $16, 9781416583431

42. Titanic, First Accounts
Penguin, $16, 9780143106623

43. What to Expect When You're Expecting
Heidi Murkoff, Sharon Mazel, Workman, $14.95, 9780761148579

44. The Emperor of All Maladies
Siddhartha Mukherjee, Scribner, $18, 9781439170915

45. The Old Farmer's Almanac 2012
Old Farmer's Almanac, $6.95, 9781571985446

46. Moneyball
Michael Lewis, Norton, $15.95, 9780393338393

47. The Official SAT Study Guide
College Board, $21.99, 9780874478525

48. Steal Like an Artist
Austin Kleon (Illus.), Workman, $10.95, 9780761169253

49. The Book of Awakening
Mark Nepo, Conari, $18.95, 9781573241175

50. The Hunger Pains: A Parody
The Harvard Lampoon, Touchstone, $13.99, 9781451668209