Zoey Brooks and her younger brother, Dustin are new students at Pacific Coast Academy (PCA), an elite boarding school in California. While there, Zoey meets Chase Matthews, a friendly guy with high hopes of getting a girlfriend. Chase leads Zoey to her dorm, where she meets Nicole Bristow, a savvy girl who is easily attracted to hot boys, and Dana Cruz, a tomboy who does not accept diversity. A boy named Logan Reese challenges the girls to a basketball match. Logan picks his team, which includes Chase and Michael Barrett, another friendly guy who is willing to accept a challenge. Zoey chooses her team, which includes Nicole, Dana, and Quinn Pensky, a meddlesome scientist who is always inventing wacky items. The girls lose the basketball game by one point, prompting Logan to tease them. The coach of the basketball team then asks Zoey and Dana if they want to join the basketball team because they helped the most. Zoey accepts, while Dana says she will "think about it."

Zoey's roommates, Nicole and Dana, do not get along and fight every day, which drives Zoey crazy. Once Zoey tells them how annoying they are, they go against Zoey and all three of them are not friends anymore. Zoey decides to move in with Quinn, but soon finds her constant testing experiments bothering. Since Nicole and Dana are not her friends and Quinn is strange to be around with, Zoey starts hanging out with Chase. Zoey and Chase plan on watching a movie. Logan keeps on telling Chase that he is in love with Zoey and should try getting her away from making up with Nicole and Dana. As the movie rolls around, Zoey has already become friends with Nicole and Dana and the movie date, meant for 2, becomes a movie date of 4. Meanwhile, after spending all his money on gummy worms, Dustin is trying to find a way to earn money. He tries tutoring students how to speak Spanish only to fail miserably as Dustin hardly knows Spanish. In the end, he succeeds in earning money by playing guitar and sing his own song, "Gummy Worm Blues."

Zoey and the other girls are in the girls lounge playing a game called Confess or Stress, where a player must either tell a secret or do a dare. Chase and Logan visit the lounge during the game, and while there, Logan gives the girls a huge teddy bear. Logan then decides to "rest" in his dorm because he is not feeling well. The next day, the girls' personal secrets are being heard all over campus, with new secrets coming out as more days pass. Soon, Zoey gets blamed by the other girls for revealing their secrets. In putting a stop to all this, Zoey, Quinn and Nicole check the bear Logan gave them, which has been in the lounge ever since, and discover it has a webcam inside it. Zoey asks Chase if he is part of this scheme, which he denies. The two become aware that Logan has been spying on the girls after looking on his laptop. To catch Logan in the act, the girls give him something to watch, which leads him to tell Dean Rivers about it. In the end, Logan gets in trouble and loses his job at Sushi Rox for faking his sick time.

Dustin has a run-in with a school bully after helping him in class.

The girls decide to get even with the boys after falling victim to their pranks, but Zoey's prank puts all the girls at PCA in danger of being expelled.

The kids at PCA are assigned to make a TV commercial for a new scooter.

Chase writes a play about an alien girl with Zoey as the lead, but gets severely flustered of when Logan gets the part of her would-be earthly boyfriend instead of him. Meanwhile, Dustin gets sick and Quinn tries to treat his ailments with some of her usual unconventional methods.

Quinn develops a crush on a boy named Mark, but when Zoey finds out that Mark's not interested, she takes it upon herself to organize a fake "date" between the two.

The girls join the 'Spring Fling' planning committee and try to get a celebrity to to perform at the event.

Zoey's prototype backpack gets stolen by a PCA bookstore employee, Stacy, and the whole school goes crazy over 'Stacy's' backpack design.

In an attempt to get out of gym class, the kids expose a loophole in PCA policy and form a Disc Golf team.

The kids of PCA learn that the dates for the school dance will be determined by a personality test. What will happen when Dana ends up paired with Logan, Zoey is caught between two guys who cheated in the test, and Nicole is paired with a guy perkier than she is?

Zoey and her friends can't wait for the beach party that PCA is throwing. But, due to Quinn's experiment, everyone gets knocked out and wakes up late. Even after missing the bus, Zoey is determined to get to the party. What could go wrong?

Zoey and Nicole return to PCA for the second year. But they soon find out Dana will not be returning, and a very strange roommate, Lola, has come to take her place. The year gets to a bad start for Chase and Michael, because of Logan's very loud gifts from his dad.

A time capsule project is presented to Zoey and her friends. Each one of them must contribute something that represents them. Zoey makes a DVD explaining what each of her friends means to her. Chase can't wait for 20 years, so he decides to dig up the capsule with a very tired Michael.

As a joke, Chase and Zoey nominate each other to run for class president, even though neither one really wants to win -- until the campaign heats up.

This Halloween, Logan is in charge of making the haunted house.

Dustin's new science partner is PCA troublemaker Trisha Kirby, who much to his delight decides to declare him her boyfriend. When Zoey finds out about this new relationship, she drafts Chase into trying to break them up. In the process of doing so, Chase inadvertently causes her to turn her affections towards him instead, placing him in a love triangle with Dustin, and forcing Zoey and Chase to examine true nature of their own friendship.

Chase and Michael get a big break on their webcast show when Zoey and Logan join the cast.

Zoey gets upset when Logan rats her and her friends out for hanging out on the guys' roof. Logan also tells Zoey that boys act differently around girls. Zoey wants to prove to Logan that boys and girls can act normal around each other by having Lola dress up as a boy and room with Chase and Logan. Meanwhile, Michael deals with trying to escape from the nurse's office.

Zoey and her friends challenge some stuck-up computer geeks to a robot battle, and recruit Quinn for her expertise. It seems that a win is guaranteed until she overhears Logan making fun of her behind her back, and quits the team. With nobody to help them build their robot, the kids are forced to ask the smartest boy in the school for help, who will only do so on the condition that Nicole goes on a date with him.

Chase agrees to tutor Lola in biology. They have a good time together, and Lola realizes she has a crush on Chase. When she asks him out, Chase is conflicted about what to do because of his feelings for Zoey. Also, Zoey suddenly gets jealous when she finds out, even though she told Lola that she and Chase are just friends. Meanwhile, Logan tries to teach Dustin about how to get a girl to like you, which takes a lot of work.

The gang is invited to Logan's dad's mansion for spring break, only to find out they are being used for testing a new reality show called "Gender Defenders." Now it's boys against girls and, when Chase accidentally sends a text message to Zoey proclaiming his true feelings for her, they start to wonder if it's Spring Break or Spring Bummer.

Sushi Rox, one of the most popular restaurants in PCA, catches fire and hits the ground. Zoey doesn't want to go on knowing Kazu, the owner of the restaurant, is heartbroken and really loved working there. So, she puts on a People Auction, having her and her friends do various chores to help raise money for Sushi Rox.

It's halfway through the semester at PCA's second year of being an boys and girls school. But when Quinn's alpaca, Otis, becomes depressed, she wants to leave PCA.

It's a brand new year at PCA, but everybody learns that Nicole had to go to an all girls' school (has boy crazy syndrome). The bad news is that they are losing their roommate. Zoey and Lola are worried about Quinn being their roommate, because of Quinn's doing all of these weird experiments. What else can go wrong? Zoey gets a whole new surprise, when she finds Chase doing something she didn't want to see.

Chase's girlfriend seems really sweet, until she tells Zoey to stay away from Chase. Meanwhile, Quinn helps Logan with his foul shooting. At first, she doesn't want to help Logan, but she wants revenge for his calling her a spaz. Her tutorial is brutal. Finally, Chase has to choose either to break up with his girlfriend so that he doesn't lose his friendship with Zoey, or d stay with her and ruin his friendship with Zoey.

The gang accidentally injures Dean Rivers by crashing a model airplane into him. Zoey decides to try and fix Coco with the new Dean in school.

Zoey is not doing so well in Science. To her surprise, Logan will be her new tutor. Chase has no clue about it, and just notices that she and Logan are spending a lot of time with each other. So he suspects something is going on. Meanwhile, Dana and Lola can't stand Quinn's disgusting inventions.

Vince Blake is the greatest football player ever to be at PCA. He's not so great when he has to use his head though. Chase leaves his TekMate in his history teacher's classroom, and when he goes to get it, Vince is in there, taking pictures of the test. If Chase tells, the whole school will hate him and Vince won't be able to play, not to mention getting beat up by the team. If he doesn't, Vince will get away with it and continue doing it. What will Chase choose?

Logan wants to join the Silver Hammer Society, which basically is a private club. While Chase finds it dumb, everyone but Logan becomes members. Logan, becoming frustrated, steals Chase's badge that he threw away. Once finally kicked out, Logan decides to create his own club. Meanwhile, a new girl comes to PCA, and she keeps thinking that she remembers Quinn from somewhere. Quinn, embarrassed to know her, disagrees, and forbids her friends to see the girl.

Michael sets his eyes on winning Open Mic Night, but gets distracted by Zoey's beautiful friend, Lisa.

Zoey joins the wrestling team, and soon might have to go up against the most vicious wrestler around. Lola wants to be a reporter.

For Psychology class, Zoey and the gang write their deepest secrets out and tie them to balloons.

Chase's birthday is coming up, but he does not want a party because he has to write an English paper. However, his friends insist on throwing him a surprise party, and Zoey has the perfect present for him after hearing about his special bond with his grandmother: She tries to get his grandmother to the campus so he can hang out with her, but that plan eventually falls apart when she gets the flu. Meanwhile, Dustin gets his hand stuck in a chocolate pay machine, but doesn't want Zoey to know because he promised her not to get in trouble, so he asks Quinn and Lola to fix the problem.

Quinn accidentally develops a new germ while making a chemical to keep a girl away from Mark. Zoey, Lola, Chase, Logan, and Michael get trapped in the girls' dorm room, until they confirm that the germ is not dangerous.

Chase asks his grandfather for an MP3 player, but all he gets is an old radio. As he thinks it is just scrap, he sells it to Zoey for five dollars and a taco coupon. But then Zoey and her roommates find out it is actually worth over 10,000 dollars, and they debate whether she should give it back to Chase or not. Zoey eventually decides that she should. But when Chase learns what it is worth before Zoey gets the chance to give it back, he gets angry at her because he thought she was going to keep it without telling him, and when he accuses her of being a bad friend, she gets mad at him too. Meanwhile, Quinn and Mark has never kissed, despite being in a relationship for two years, and Quinn is determined to do something about it.

A new science prodigy named Paige Howard transfers to PCA, turns out to be smarter than Quinn, especially when she makes her own home-built energy converter for the school. This makes Quinn realize she's no longer the smartest girl at school and causes her to give up her interest in science. Chase and Logan carry out a "gaslighting" experiment on Michael as part of their psychology class.

PCA is holding a dance contest, and Zoey wants to participate, but Michael and Logan are both temporarily banned from school activities, so none of them can't be her partner. When Chase volunteers, she blows him off by saying he can't dance. Zoey's supposed dance partner, Gene, is seriously hurt in a huge accident caused by Logan - two days before the contest. Chase feels bad for Zoey, so he begs Michael and Logan to teach him how to dance so he can surprise her by partnering up with her. Meanwhile, Lola is auditioning for a role that requires a British accent in a play at school, and she meets a cute British boy named Simon. Also, Quinn, Michael and Logan compete to become "Customer of the Week" at the coffee place on campus.

Zoey is heading out of campus to meet J.T. Hawthorne, but when her supposed driver is about to have a baby, she asks Coco to drive her instead. However, things get complicated when Coco needs a favor from Michael, who again needs a favor from Stacey, who again needs a favor from Logan, who again needs a favor from Dustin, who again needs a favor from Lola, who again needs a favor from Chase, who again needs a favor from Zoey and Lola, who again need a favor from the nerd group, who again need a favor from Quinn, making a complete favor chain, where all threads has to work perfectly. Meanwhile, Chase shows unexpected knowledge of comic books, so the nerd group stalk him around campus because they now see an opportunity to hang out with someone popular.

Zoey gets a surprising package from her uncle, and uses it to have a barbecue contest. The only problem is that they find they've been joined by an unexpected impostor.

Do ghosts exist? At PCA nobody thought so until they heard the story of Charles Galloway, a former PCA student who supposedly disappeared.

Logan's father sends him a package from Japan, complete with a new Japanese cell phone and a horror movie.

Zoey has a new boyfriend named Lance, who is the son of Dean Rivers. Lola and Quinn initially love him because of a couple of favors they did them. But when he rigs a competition so he and Zoey can go to an exclusive movie premiere that everyone at PCA wanted to go to, this creates a rift between them - especially since Zoey doesn't believe them. Meanwhile, Chase and Michael's cartoon web show is a hit, but when their latest video (which was actually Logan's idea) turns out to be a rip-off of a sketch in a national TV show, they must face a lawsuit.

It's time for the national Blix Van Contest, a contest which takes place at several high schools across the country. The rules are easy: whoever has their hand on the van the longest, wins a trip for two in a private Blix jet to anywhere in the world. Logan fakes a broken leg in order to sit in a chair during the contest and sabotages his opponents. Also, Michael and Lisa break up while still in the contest. Meanwhile, Mark points out that Quinn's breath smells when they kiss, leading Quinn to believe she has a breath problem. She naturally makes a mixture against it, which as usual has its downside.

Logan's friends make him realize that his dad's money isn't enough to get him into a good college, so he decides to start an extracurricular activity: Miss PCA, a beauty contest where the goal is for him to select PCA's prettiest girl. Zoey and Lola initially find the idea sexist, but change their minds when they learn that the winner will be featured in the popular Buzz Magazine. Their friendship is put to a test when Lola thinks Zoey intentionally picked out a better dress for herself than she did for her. Meanwhile, Michael's jokes amuse everyone in the group - except Quinn, who never laughs at anything he says or does. Annoyed by that fact, he sets out to find something he can do that will make her laugh.

Logan buys a car which is worth 327,000 dollars with his dad's credit card, even though he is not allowed to drive, so he can make out with girls in it. But when his dad finds out, he is furious and strips him of everything related to money, including chequebooks and credit cards, and also all the stuff he bought for it, like the plasma screen, the laptop and the stereo. Now Logan has to learn to live without money for the first time in his life. Meanwhile, Michael bets Mark and Quinn that he can escape from being tied up in ropes, no matter how they do it.

Zoey is offered a chance to move to London with her parents.

Zoey is back at PCA, for one reason: To talk to Chase about what she overheard on the webcam, and to find out if she loves him back. However, there is one problem - Chase isn't at PCA anymore. He left the school and got transferred to Covington, Zoey's old school in England, so he could be with her. Since they still are in two different continents, they try to date over webcam.

Michael is depressed that Chase isn't coming back, but Logan decides they should make the most of it with the extra space they have.

It's spring break, and the gang is all set to go on a trip to Yosemite.

Michael and Logan hear the news that they are getting a roommate, and they are not pleased.

Much to Zoey's dismay, Dustin is Logan's new assistant.

After Quinn and Mark agree to give each other some one off, she sees him with another girl and becomes jealous; changing her whole look to in him back:

Zoey is running The Big Walk, a charity Walk-A-Thon at PCA, and everyone's getting sponsors to donate.

The gang is surprised to find that former bully Vince Blake is back at PCA.

Zoey and James are finding it difficult to get some time alone.

Dean Rivers bans not only coffee carts but coffee itself from PCA's campus after an accident and Logan and Zoey each start selling it from their rooms.

Zoey's Physics teacher decides to take the class on a field trip to go on a rollercoaster, and all the students are ecstatic, except for Michael.

The end of the school year is approaching, and that means prom is too!

New students attend PCA and have an opportunity to find out about their new school. The new students take turns in asking Chase and Zoey questions as they reflect on their memories during their time at PCA.

Zoey and her friends challenge some stuck-up computer geeks to a robot battle, and recruit Quinn for her expertise. It seems that a win is guaranteed until she overhears Logan making fun of her behind her back, and quits the team. With nobody to help them build their robot, the kids are forced to ask the smartest boy in the school for help, who will only do so on the condition that Nicole goes on a date with him.

A new science prodigy named Paige Howard transfers to PCA, turns out to be smarter than Quinn, especially when she makes her own home-built energy converter for the school. This makes Quinn realize she's no longer the smartest girl at school and causes her to give up her interest in science. Chase and Logan carry out a "gaslighting" experiment on Michael as part of their psychology class.

Quinn develops a crush on a boy named Mark, but when Zoey finds out that Mark's not interested, she takes it upon herself to organize a fake "date" between the two.

Zoey and her friends can't wait for the beach party that PCA is throwing. But, due to Quinn's experiment, everyone gets knocked out and wakes up late. Even after missing the bus, Zoey is determined to get to the party. What could go wrong?

After Quinn and Mark agree to give each other some one off, she sees him with another girl and becomes jealous; changing her whole look to in him back:

Zoey's roommates, Nicole and Dana, do not get along and fight every day, which drives Zoey crazy. Once Zoey tells them how annoying they are, they go against Zoey and all three of them are not friends anymore. Zoey decides to move in with Quinn, but soon finds her constant testing experiments bothering. Since Nicole and Dana are not her friends and Quinn is strange to be around with, Zoey starts hanging out with Chase. Zoey and Chase plan on watching a movie. Logan keeps on telling Chase that he is in love with Zoey and should try getting her away from making up with Nicole and Dana. As the movie rolls around, Zoey has already become friends with Nicole and Dana and the movie date, meant for 2, becomes a movie date of 4. Meanwhile, after spending all his money on gummy worms, Dustin is trying to find a way to earn money. He tries tutoring students how to speak Spanish only to fail miserably as Dustin hardly knows Spanish. In the end, he succeeds in earning money by playing guitar and sing his own song, "Gummy Worm Blues."

Do ghosts exist? At PCA nobody thought so until they heard the story of Charles Galloway, a former PCA student who supposedly disappeared.

Logan's father sends him a package from Japan, complete with a new Japanese cell phone and a horror movie.

Quinn accidentally develops a new germ while making a chemical to keep a girl away from Mark. Zoey, Lola, Chase, Logan, and Michael get trapped in the girls' dorm room, until they confirm that the germ is not dangerous.

Chase's girlfriend seems really sweet, until she tells Zoey to stay away from Chase. Meanwhile, Quinn helps Logan with his foul shooting. At first, she doesn't want to help Logan, but she wants revenge for his calling her a spaz. Her tutorial is brutal. Finally, Chase has to choose either to break up with his girlfriend so that he doesn't lose his friendship with Zoey, or d stay with her and ruin his friendship with Zoey.