After getting bad grades on his report card, Zack decides that he needs a way to get good grades without having to study. When Bob, a boy with Dyslexia, shows up in his class, Zack decides that he can pretend to have dyslexia so he can have more time on both tests and reading. Meanwhile, London beats Maddie at chess, and soon Maddie becomes obsessed at beating London at chess.

Maddie helps London become smart to win over the affection of a scholar. Meanwhile, Cody moves into the coat closet and makes it is own room after he has enough of Zack's sloppiness.

Zack and Cody fall for a French girl who can't speak English very well. Meanwhile, somebody steals London's purse and Esteban tries to help.

Zack and Cody have to repair a wall that they damaged as punishment. London begins attending Maddie's private Catholic school due to her poor grades.

Cody runs for class president; Zack decides to run as well, but for the wrong reason. Mr. Moseby gets annoyed with one of the staff members.

Cody is disappointed when he finds out that Zack is doing better than him in woodshop at school. London takes credit for a book that Maddie wrote.

A twins convention is being held at the Tipton Hotel. Zack ends up creating a double date with twin sisters, for him and Cody. London and Maddie end up enjoying a evening with twin brothers.

Zack dreams that he has gone back in time to the Boston Tea Party with his family and friends, where an act of protest by Maddie inspires the him to launch a present-day battle to save a historical park in Boston that's being threatened to be demolished.

Cody gets Zack a job at the school newspaper for the advice column since the previous person quits. When a girl he likes asks for advice, Zack tells her secretly to ask him out. So she does. But when she finds out about him giving the advice, Zack is in for a load of trouble. London can't sleep and Maddie, Mr. Moseby & Esteban try to help her sleep.

One of Cody's favorite bands is playing a concert at the mall. Cody is tempted to skip school with Zack and Bob, so he can see the band perform. Meanwhile, London meets her new young step-mother.

Zack and Cody's school is putting on the Shakespearean play, "A Midsummer Nights Dream", where Cody tries to keep a certain kiss involving his new girlfriend and Zack from happening, and Zack tries to get a girl. London uses the principles of feng shui as she redecorates the Tipton.

Zack and Cody join the Wilderness Scouts with their leader being Mr. Moseby. Cody becomes jealous when Zack turns out to be a better outdoorsman. Meanwhile, London claims that Maddie stole her former boyfriend and both plead Carey for advise on her "relaxing" day.

Zack and Cody convince Mr. Moseby to open a club for kids in the hotel's lounge in which they would manage. London has her own line of cosmetics in which she needs help coming up with a name for it.

When a wheelchair basketball team visits the Tipton; Zack and Cody's basketball team plays an exhibition game against them. Meanwhile, Maddie is making a movie for a student film contest. She hires Lance, London and Mr. Moseby, but they're all terrible, so she has to figure out a way to make her movie a success.

It's the first day of high school for Zack and Cody. For the first time, London has to attend public school.