The Adventures of Huckleberry Finn
Huck Finn and Jim float down the Mississippi on a raft — one boy escaping an abusive father, one man escaping slavery — and what they encounter on the banks is essentially the whole of antebellum Southern society in its self-contradiction and moral failure. Huck's gradual, hard-won decision to stand by Jim against everything his upbringing told him is one of the great moral arcs in American fiction. The content warnings here are genuine and not small: pervasive use of racial slurs reflective of the era, child abuse, violence, and heavy drinking. The satirical ending has also been widely criticized as structurally weak. Parental guidance is warranted for younger readers, and teachers should approach the classroom use thoughtfully. But as a foundational American masterwork, its importance is beyond dispute. Worth It.