I read Frankenstein 4 times in school: once in senior year of high school, then thrice in freshmen year of college -- for the intro english class in my first semester, for an honors class about monster fiction that same semester, and for a class on gothic fiction that took care of my other core credit the second semester.

I have read that book in 4 different ways with countless different perspectives being share, and I can say

I didn't truly appreciate it the first time, it definitely requires multiple readings