A challenged book is one that someone attempted to remove or restrict from the collection.
A banned book is one that has been removed from the collection.
Challenges attempt to restrict others from accessing books. Challenging a book is a threat to other people's freedom of speech and choice.
Catlin Gabel's libraries have many titles that have been banned or challenged over the years. Here are a few Middle School Library books that have been banned, along with the reasons they were considered inappropriate.
The Absolutely True Diary of a Part-Time Indian by 
And Tango Makes Three by 
Beyond Magenta by 
The Color of Earth by 
The Curious Incident of the Dog in the Night-Time by 
Drama by 
Eleanor and Park by 
The Glass Castle by 
It's Perfectly Normal by 
Looking for Alaska by 
Olive's Ocean by 
Out from Boneville by 
Persepolis by 
Scary Stories to Tell in the Dark by 