This book has a very controversial past, due to offensive wording. From Wikipedia: "The Adventures of Huckleberry Finn is a novel by Mark Twain, first published in 1884. Commonly named among the Great American Novels, the work is among the first in major American literature to be written in the vernacular, characterized by local color regionalism. It is told in the first person by Huckleberry "Huck" Finn, a friend of Tom Sawyer. The book is noted for its colorful description of people and places along the Mississippi River. Satirizing a Southern antebellum society that had ceased to exist about twenty years before the work was published, The Adventures of Huckleberry Finn is an often scathing look at entrenched attitudes, particularly racism."

This play has been banned because of characterization of racial stereotypes. The Merchant of Venice is a tragic comedy by William Shakespeare, believed to have been written between 1596 and 1598. "In 16th century Venice, when a merchant must default on a large loan from an abused Jewish moneylender for a friend with romantic ambitions, the bitterly vengeful creditor demands a gruesome payment instead."

Gulliver's Travels is a famous satirical novel by Jonathan Swift, first published in 1726. It was originally banned because of the politically sensitive references the author makes in the novel, but the work has also been censured for displays of madness and for being "wicked and obscene, blasphemous, filthy in word and thought". The story recounts the dystopian experiences of Lemuel Gulliver, as he sees giants, talking horses, cities in the sky, and much more.

This book has a very controversial past, due to offensive wording. "The Adventures of Tom Sawyer by Mark Twain is a 1876 novel about a young boy growing up along the Mississippi River."

This classic has been banned for various reasons, including the animal's abilities to use human language to communicate. Alice in Wonderland is an 1856 novel by Lewis Carroll. "It tells of a girl named Alice who falls down a rabbit hole into a fantasy world (Wonderland) populated by peculiar, anthropomorphic creatures."