| #2 |  Foundation's edge
| 3.98 | 330 reads | |
| #3 |  Second Foundation
| 4.15 | 578 reads | |
| #4 |  Foundation and Empire
| 4.03 | 649 reads | |
| #5 |  Foundation
| 3.98 | 1,345 reads | |
| #6 |  Foundation and Earth
| 3.79 | 269 reads | |
| #7 |  The End of Eternity
| 4.18 | 153 reads | |
| #8 |  Een oceaan van sterren
| 3.34 | 95 reads | |
| #9 |  Pebble in the Sky
| 3.65 | 91 reads | |
| #10 |  I, Robot
| 4.06 | 798 reads | |
| #11 |  The Currents of Space
| 3.48 | 85 reads | |
| #12 |  The Caves of Steel
| 3.96 | 330 reads | |
| #13 |  The Naked Sun
| 4.07 | 229 reads | |
| #14 |  Fantastic Voyage
| 3.52 | 31 reads | |
| #15 |  Nine tomorrows
| 3.58 | 16 reads | |
| #16 |  The Gods Themselves
| 3.85 | 156 reads | |
| #17 |  The Complete Robot
| 4.02 | 78 reads | |
| #18 |  The Robots of Dawn
| 3.96 | 185 reads | |
| #19 |  Robots and Empire
| 4.08 | 138 reads | |
| #20 |  Murder at the Aba Murder at the Aba
| 3.33 | 7 reads |