| #2 |  A People's History of the United States
| 4.22 | 220 reads | |
| #3 |  Guns, Germs and Steel: A Short History of Everybody for the Last 13,000 Years
| 3.88 | 401 reads | |
| #4 |  Unbroken
| 4.38 | 271 reads | |
| #5 |  Code: The Hidden Language of Computer Hardware and Software
| 4.24 | 81 reads | |
| #6 |  The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography
| 4.17 | 107 reads |