Springfield Library

 is a level 12 building. Upon completion, which will take 24 hours, the player will unlock Martin. During the Treehouse of Horror XXIV Event, when the library is haunted, the ghost of William Shakespeare will appear.

Regular
Bumblebee Man Doug Lisa Kirk Kodos LadyBot Martin Miss Springfield Moog Mrs. Muntz Pirate Kang Sea Captain
 * Attend Lessones Espanolas - 4h
 * Cram for Nuclear Physics Exam - 24h
 * Verify Internet Studies - 8h
 * Borrow a Self Help Book - 60m
 * Read Grade 4 Science Books - 4h
 * Brush Up on the Laws of Robotics - 60m
 * Study All Night for Meaningless Test - 24h
 * Take Reading Lessons - 8h
 * Take Glug Language Lessons - 4h
 * Find Out Who Nathan Zuckerman Is - 4h
 * Research Pirates - 60m
 * Read Nautical Literature - 24h

Event Quest Based
Pirate Kang
 * Research Pirates - 4h

Gil Deal Quest Based
Mr. Burns
 * Search for an Occult Terror - 8h

Quest Based
Aaron Burr Abraham Lincoln Bart Database Dolph Kang Kirk Lampwick Laura Powers Lisa Martin
 * Learn About America - 4h
 * Research Abraham Lincoln's Fate - 24h
 * Follow Laura - 4h
 * Study All Night for Meaningless Test - 24h
 * Be Alone - 24h
 * Get Help from Martin - 12h
 * Research American History - 24h
 * Work as Library Door Monitor - 12h
 * Do Research - 24h
 * Follow Lisa - 4h
 * Sneak Out to the Library - 4h
 * Solve the Freak Show Tent Mystery - 24h
 * Research the Symbol - 24h
 * Be Kang's Study Partner - 24h
 * Help Dolph - 12h

Trivia

 * When someone does a task here, the vents turn.