A new boy in school, Logan Bruno, wants to join the Baby-sitters Club, while Mary Anne finds her feelings for Logan are complicated, to say the least.

Karen believes her next-door neighbor Mrs. Porter is a witch.

Karen wants to start a club like her big sister, but instead of babysitting they will cat-sit.

Squirrel, a stray puppy, tells her life story, from her nurturing mother and brother to making her own way in the world, facing busy highways, changing seasons, and humans both gentle and brutal.

"When Kristy Thomas has the great idea to form a baby-sitters club--a chance to earn money and spend time with her friends, all while doing something they each love to do--she has no idea how much the club will change everything. Crank calls, uncontrollable toddlers, wild pets, untruthful clients...running a business is hard work! Kristy and her co-founders, Mary Anne, Claudia, and Stacey, are sure they can handle anything. But only if they stick...

Rose Howard is obsessed with homonyms. She's thrilled that her own name is a homonym, and she purposely gave her dog Rain a name with two homonyms (Reign, Rein) which, according to Rose's rules of homonyms, is very special. Struggling with Asperger's, Rose shares a bond with her beloved dog, but when the dog goes missing during a storm, Rose is forced to confront the limits of her comfort levels, even if it means leaving her routines in order to search...

"Claudia's not worried when she hears her newest baby-sitting charge, Betsy Sobak, is a great practical joker. After all, how much harm can one little girl do? Plenty. Claudia breaks her leg as a result of one of Betsy's mean jokes... and now she's talking about quitting the club. Baby-sitting, she says, is just too dangerous. Kristy thinks Betsy needs to be taught a lesson. She also thinks the Baby-sitters are just the ones to do it. Watch out,...

Dawn and her friends in the We Love Kids Club must catch a robber or there will be no trick-or-treating on Halloween.

"Claudia's sister, Janine, is too busy being smart to be nice to anyone-- even their grandmother, Mimi. But Claudia doesn't have to see Janine too much this summer since the Baby-sitters Club is starting a new play group. It's going to be so much fun! But then Mimi has a stroke, and the whole summer changes. Now Claudia is "Mimi-sitting" and Janine is no help at all. How can the Kishi sisters get along when Janine is always so mean?"--P. [4] of cover....

Dawn, the newest member of the Baby-sitters Club, gets more than she bargained for when her first job turns into a disaster and she has problems with Kristy.