From the Dictionary to a Book Called "Horse": The Surprising Complaints Against 6 Books

This week (September 24 through October 1, 2011) is the American Library Association's Banned Books Week, an "annual event celebrating the freedom to read and the importance of the First Amendment." We've all heard about books like Lolita and The Awakening being banned, especially from schools, for overly sexual content; other books are banned—or at least challenged—for violence, curse words, being "obscene," or otherwise containing content deemed objectionable or dangerous. But some challenged books are more surprising than others...

1. Merriam-Webster Collegiate Dictionary

2. Anne Frank: The Diary of a Young Girl

3. Eyewitness Books: Horse

4. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything

5. The Junie B. Jones Series

6. Notre Dame vs. the Klan: How the Fighting Irish Defeated the Ku Klux Klan