Are You There God? It's Me, Margaret, Judy Blume
The Grapes of Wrath, John Steinbeck
The Great Gatsby, F. Scott Fitzgerald
I, Claudius, Robert Graves
Invisible Man, Ralph Ellison
The Lion, The Witch and the Wardrobe, C.S. Lewis
Lord of the Flies, William Golding
The Lord of the Rings, J.R.R. Tolkien
One Flew Over the Cuckoo's Nest, Ken Kesey
A Passage to India, E.M. Forster
The Sun Also Rises, Ernest Hemingway
To Kill a Mockingbird, Harper Lee
Watchmen, Alan Moore & Dave Gibbons
Thats 13. Of those, at least 9 but possibly 10 were orginally read for school.