|"Anthropology 101": Annie is forced to watch as Jeff and Britta play a romantic game of oneupmanship.
"The Psychology of Letting Go": Annie and Britta try to put aside their differences to raise money for a cause.
"Basic Rocket Science": Annie makes a deal with Dean Spreck to sabotage Greendale's launch of The Eleven Herbs & Space Experience.
"Epidemiology": At a Halloween party, Annie and the study group are try to escape from an epidemic which breaks out in the library.
"Aerodynamics of Gender"; Annie, Shirley, Britta and Abed take a Women's study course and run afoul of a group of "Mean Girls" led by a student named Meghan.
"Cooperative Calligraphy": Annie's pen goes missing and she insists someone from the study group has stolen it.
"Conspiracy Theories and Interior Design": Jeff and Annie team up to unravel the mystery surrounding "Professor Professorson".
"Mixology Certification": While attending a birthday celebration the group is having for Troy at a bar, Annie reconsiders her life while pretending to be someone else.
"Asian Population Studies": Annie tries to convince the study group to let her latest crush Rich join but finds her efforts hampered by Jeff.
"Advanced Dungeons & Dragons": Annie and the study group play a game of Dungeons and Dragons with Neil to snap him out of his depression and reveals to the group how active an imagination she has.
"Intermediate Documentary Filmmaking": Annie is confused by the gift Pierce has bequeathed to her.
"Intro to Political Science": Annie runs against Jeff for Student body president and gets swept up in the competition.
"Celebrity Pharmacology 212": Annie gets the study group to act in an anti-drug play she wrote. Pierce uses an act of kindness to extort amuch bigger role in the production.
"Paradigms of Human Memory": Annie along with the rest of the study group learns that Jeff and Britta had been casually hooking up all semester.
"A Fistful of Paintballs": Annie participates in the 2011 paintball tournament and must deal with not only the mysterious The Black Rider but also betrayal from a friend.
"For A Few Paintballs More": Annie and the study group rally the rest of the Greendale students to fight off the invading City Collge army. While role playing as Princess Leia she kisses Abed who was acting as Han Solo.