The Benefit of Banned Books
In the United States, books are frequently challenged when adults fear their possible corrupting influence. Klass argues, though, that challenged or banned books can be a resource for parents to teach young readers about the world and about other people.
When your children read books that have been challenged or banned, you have a double opportunity as a parent; you can discuss the books themselves, and the information they provide, and you can also talk about why people might find them troubling. (NY Times)