The Librarian from the Black Lagoon (2007)

based on the book of the same name, Hubie's class is going to visit the library for the first time, and rumor has it the library is a dark dungeon of rules and misery. Presiding over the ghastly proceedings is Mrs. Beamster, better known as: The Laminator. Hubie is sure he's doomed...but when he actually gets to the library, will things be as he expected?