list the books you know..!
List all puzzle, logic and brain teaser books you know with the little bit of information AND also what subjects is ur fav? let us know ..
List all physics books you know with the level of difficult PROBLEMS AND also where it stands when it comes to THEORY AND CONCEPTS.
LEVEL OF DIFFICULTY !
1.too easy
2.easy
3.average
4.above average
4.hard
5.very difficult
6.extreme
7.insane!
8.are you nuts!