When Polly's grandma visits, Polly offers to fix her broken locket. While fixing it, Polly realizes that this locket can shrink her down to pocket size. Grandma explains the power and its history, hoping Polly can use it for good.

When Melody is tied up and taken hostage as a bargaining chip by the Grandes for Polly's locket, Polly has to help her escape in time for her show, and Shani is forced to temporarily take her place.

When Polly and pals find out that they are too short to ride the new Whopper Whirler at the amusement park, Polly recreates a miniature version of the coaster. But a faulty screw causes the mini-coaster to break. Realising that the real roller coaster is in danger, they must fix it before it breaks too!

Lila starts a dog-walking service but finds herself in trouble, so she asks Polly and Shani for help.

The girls find a baby bird and nurse it to health,

Wanting to prove herself capable of being home alone, and getting a new mood ring, Polly volunteers to babysit her younger brother Paxton while her parents attend a karate demo that Pierce is featured in. However, after shrinking Paxton down with them, the girls end up chasing him as he runs off to play. Meanwhile, Paxton's teddy bear "Boo-Boo" is misplaced, and causes Paxton to be upset.

Polly becomes exhausted from her massive to-do list, and ends up losing her locket.

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While at girl scouts camp in the hopes of promoting to a higher rank, the girls find Lila incapable of certain outdoor skills, and that a ghost named the Pearl Lady supposedly haunts the grounds. However, a disguised Griselle and Gwen snatch the locket, trapping the girls at doll-size, and the girls apply Lila's fashion savvy skills to track them down. Along the way, the girls discover that Shani's older cousin, Tanisha, was going to use the Pearl Lady ghost as a prank. And in the end, all three girls get their badges.

Polly and the gang play a Halloween trick on Nicolas.

Polly and pals must stop Griselle's mayoral quest to put Littleton in a dome, but their efforts are hampered by Polly's locket being on the fritz. Polly must team up with newcomer Nicolas to repair the locket to defeat Griselle.

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When Polly and pals fail to attract members to their Animal Club, they head to the forest to find exotic animals and recruit more members. But Polly loses her pocket sized friends and must find her new animal friends before they're pocket size forever!

Polly wants to throw the ultimate pool party but soon learns that family is more important than looking cool in front of your friends when her attempts to be in two places at once turns disastrous for both the pool party and her Dad's pitch.

When Pierce's racket interferes with the Posse's attempts at making a movie for a contest to win a new camera, Polly, Lila, Shani and Nicholas fake a ghost attack, which prompts Pierce to call in a paranormal investigator named Paranormal Patty, whose tech picks up on the locket's mystical energy. But when Pierce learns Patty intends to destroy the house to protect the neighborhood, he and Polly team up to fake getting rid of the ghost (portrayed by Shani) to save their home before their parents find out about the trouble Pierce caused.

After Shani mistakenly blames Polly for using the locket's power to get an unfair advantage in the science fair, Shani impulsively throws her own project into the trash - and now the girls must retrieve it while staying one step ahead of Griselle.

Polly and her grandmother go to a ski lodge to compete in a race. However, Gwen and Griselle disguise themselves as Russian skiiers Drizelle and Gwendolforfia to get another chance at taking Polly's locket.

Polly and Shani are annoyed after Lila has suddenly become obsessed with Blair Delaware, a female internet celebrity and Lila's crush, which has caused her to forget about a fundraiser she should be participating in at school. Can Lila solve her obsession problem and focus on helping people?

To make the biggest bowl in the skate park open to everyone, Polly and her pals must beat skate king, Devin and his crew (which includes Pierce) in a skate competition.

Polly thinks a trip to an island off the coast of Littleton will be a great time to use her new yacht. But, strange things start happening and an unknown force renders the locket useless, so Shani must lead them through a mysterious temple to fix it.

Pocket-sized Polly frees her friends from inside a pencil case and desk drawer. While small, she also helps her teacher in an important dance competition.

Grandma convinces Polly and Mom to "unplug" for a day at the spa, but things go south quickly when Polly loses her mom's valuable phone and has to go on a tiny mission to retrieve it-all while evading Griselle's moves to steal the locket!

When audience members in Peanut's Pit Stop boo Gwen's terrible karaoke performance, Polly and her friends feel bad for her and decide to help Gwen find something she excels at to boost her confidence and make her feel good about herself.

When Polly's locket goes on the fritz, she must dive into the history of Prudence Pocket to uncover the secret source of Pockite, which powers the locket's shrinking ability.

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