To his great surprise, uncool eleventh-grader Max Cobb is invited to join the Chaos Club, an exclusive group of students responsible for some of the biggest pranks at his high school.

Claudia's participation in the Baby-sitters Club is curtailed when Grandmother Mimi suffers a stroke and Claudia finds herself "Mimi-sitting" and fighting more frequently with her sister.

Another Baby-sitters Club graphic novel adapted by New York Times bestselling author Gale Galligan! It's the first day of a new school year, and while Mary Anne doesn't know what to expect from the eighth grade, she's looking forward to getting back into the swing of things. One thing she definitely doesn't expect is to meet Logan Bruno, who just moved to Stoneybrook!Logan has a dreamy southern accent, he's awfully cute... and he might be interested...

While searching for the Rat with the Human Face, friendships fray as club members Dave and Lyle compete for Marilla.

Kristy decides to form a baby-sitters club with her friends, Claudia, Mary Anne, and Stacy, but they run into unexpected problems which threaten to break up the club.

Even though Abby, the club president, is out of town, Stacy and the rest of the Cul-de-sac Kids vote to have a yard sale to raise money to buy flags for Flag Day.

Katie Woo and her friends would love to be part of Sophie's new club, but Sophie does not think they, or anyone, is good enough, so they form their own club.

""The Curious Cat Spy Club formed by sixth-graders Kelsey, Becca, and Leo returns to solve the mystery of Becca's zorse before she has to give him away"--

Sophomore Frankie starts dating senior Matthew Livingston, but when he refuses to talk about the all-male secret society that he and his friends belong to, Frankie infiltrates the society in order to enliven their mediocre pranks.

Pedro forms a new club with his friends dedicated to solving mysteries--and the first two assignments are finding his mother's locket, and his father's cell phone.