Maggie devises a new game for her little brother Pupert to play so he can beat Aldrin at something, but when Aldrin starts to get the hang of the game things take an unexpected turn for the worse.
Maggie and Rayna try to get their science partners who are really smart to do all the work for an assignment, but when it comes time to present the projects something unexpected happens.
Maggie wants a slumber party with Rayna, but her parents tell her she's much too young to have a sleepover without them around. But Maggie decides to have the party anyway.
Maggie's favorite spelling team, The Spelling Bees, are holding auditions for a new speller. But the newcomer has to be a bee. Maggie disguises herself as a bee and miraculously, gets accepted. But is it too good to be true?
Maggie's, Eugene's, Wendell's, Rayna's, Gym Shorts Kid's and the Stinkbug's school records are sabotaged when Dawn becomes office assistant, giving her access to the school records department.
The gang heads to the human world to go trick-or-treating but Pubert gets a little high on sugar and Maggie gets a little high on trying to get more candy then Aldrin.
Maggie volunteers to become a child's mentor, but has some regrets about the decision when she's matched up with a cranky cocoon. But it's all worth it in the end.
Maggie joins Principal Peststrip's crusade to stop an anonymous kid DJ who was gained unauthorized access to the school's radio station, a job that Maggie really wanted.
Maggie writes a story on the allegedly oppressed conditions of some ants in a human kid's ant farm for the school newspaper, but when she finds out that their lives are better than what she expected, she writes a false article.
Maggie cuts corners on her history project so that she can enjoy spring break, but matters are complicated when her father befriends her history teacher.
When Aldrin injures his wing and ankle while winning a scooter for Maggie, a guilty Maggie agrees to do all his chores while nursing him back to health in time for his team's football game.