While babysitting during a vacation at the beach, thirteen-year-old Mary Anne realizes that boys can really make life complicated for her and her girl friends.

When Karen and her class find a duck outside their classroom, they get to witness the hatching of her eggs and to help take care of the ducklings.

Karen loves April Fools' Day. That is when she gets to play tricks on her friends. Now she has come up with a joke to play on her whole family. Would this be her best joke ever?

Karen sees a poster for a circus with a "real live unicorn." No one else in Ms. Colman's class believes that the circus unicorn is real. Karen does. Will her wishes come true?

Jessi's Aunt Cecelia is moving in to take care of her and her brother and sister. Jessi knows she is old enough to take care of herself--but how can she tell that to her aunt?--Cover.

When extra schoolwork makes the members tense, arguments abound between them, and a favorite sitting charge gets hurt right under Kristy' nose, she considers disbanding the club.

A twelve-year-old faces the fact that her father is dying, and then his death, but dealing with the emptiness afterwards is hardest of all.

Karen lends a very expensive doll to a sick friend and now is worried that she might not get it back.

Karen believes that there is a ghost haunting her attic who is going to have a spooky birthday party--on Halloween night!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Karen the spyFor New Year's Eve, Karen thinks everyone should make a promise. Hannie is going to stop biting her nails. Kristy promises not to talk to her boyfriend on the phone so much. And Karen makes the most promises of all--nine! But pretty soon, everyone starts breaking their promises. And her brothers and sisters are calling...