1. Hunger Games
2. Catching Fire (sequel)
3. Mockingjay (2nd sequel)
4. Anna Karenina (because ive now decided that its too depressing)
5. Eragon
6. Eldest (sequel)
7. Brisingr (2nd sequel)
8. Inheritance (3rd sequel0
9. Clockwork Angel
10. Clockwork Prince (sequel)

so 15 days ~ 6 books