| #2 |  The American Civil War: History in an Hour
| 3 | 3 reads | |
| #3 |  George Washington: History in an Hour
| 3 | 1 read | |
| #4 |  Machiavelli: Philosophy in an Hour
| 4 | 1 read | |
| #5 |  Bertrand Russell: Philosophy in an Hour
| 3 | 1 read | |
| #6 |  Love: A Very Short Introduction
| 2.5 | 2 reads | |
| #7 |  Abraham Lincoln Abraham Lincoln: History in an Hour
| 3 | 2 reads | |
| #8 |  Introducing Artificial Intelligence Introducing Artificial Intelligence: A Graphic Guide
| 0 | 1 read | |
| #9 |  Introducing Fascism Introducing Fascism: A Graphic Guide
| 3 | 1 read |