Ann M Martin

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.

"Claudia and her sister, Janine, may as well be from two different planets. Claudia, who pays more attention to her artwork and The Baby-sitters Club than her homework, feels like she can't compete with her perfect sister. Janine studies nonstop, gets straight As, and even takes college-level courses! But when something unexpected happens to the most beloved person in their family, will the sisters be able to put aside their differences?"--Publisher....

Claudia decides to investigate when she and the other members of the Baby-sitters Club receive mysterious phone calls while out on assignments.

When Kristy Thomas' mother decides to get married again, Kristy and her friends in the Baby-sitters Club have to cope with all the small children that her family and friends are bringing to the wedding.

Spending two weeks at the New Jersey shore as mother's helpers, Mary Anne objects when Stacey neglects her babysitting duties after falling in love with Scott the lifeguard.

At the urging of a very artistic new girl who encourages Claudia to practice art instead of caring for kids, Claudia considers leaving the club and the other members give her an ultimatum.

Mallory, whose family is suddenly short of money, takes a baby-sitting job and needs the help of the Baby-sitters Club in adjusting to her new employers' wealth.

Stacey McGill is moving back to New York, and her friends must face the sadness of saying good-bye, hunt down the perfect farewell gift, and take on the difficult task of filling Stacey's place in the Baby-sitters Club.

Claudia's friendship with a new student who shares her interest in art threatens Claudia's membership in the Baby-sitters Club.

When her mother's remarriage takes her family into a much wealthier neighborhood, thirteen-year-old Kristy finds herself surrounded by snobbish girls who compare clothes, make fun of the Baby-sitters Club, and insult her aging dog.