From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Super Detectives! Karen loves solving mysteries. She even starts her own detective agency with her best friends, Nancy and Hannie. As head detective, Karen knows how to use a special Decod-R ring and how to dust for fingerprints. Being a detective is gigundo fun. But now Karen's pet rat, Emily Junior, is missing! Can Karen solve her toughest case yet?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Will Karen's wish come true?Karen can't wait for Christmas! She and Andrew are writing to Santa, baking cookies, and decorating their tree. Karen is even learning about other holidays like Hanukkah. She is all ready for the big day. But then Karen's grandmother Nannie gets sick. And now Karen doesn't want Christmas to come at all unless she gets her one wish!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Fun in the sunKaren and the family visit a tropical island. There are lots of fun things to do there. Karen explores caves, hunts for seashells, and snorkels in the sea. She even meets a new friend. But Sandy is sad and quiet. Can Karen help Sandy share in her island adventures?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Is she Mrs. Porter . . . or a witch? Karen lives next door to an old lady named Mrs. Porter. Mrs. Porter wears long black robes and has wild gray hair. Her black cat is named Midnight. No wonder Karen thinks Mrs. Porter is a witch!Mrs. Porter is having a meeting at her house. Karen is sure the meeting is for witches. Are the witches going to cast a spell on Karen? Or will she be brave enough to send them away -- once and for all?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Karen + Ricky = LoveAt first, Karen and Ricky were enemies. But now they like each other. They are even going to get married. Only now Karen and Ricky are in a big fight! First Karen puts gum in Ricky’s desk. Then Ricky calls Karen Four-eyes. Will Karen and Ricky make up... or break up?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Pony palsKaren sees a sad, old pony for sale. if no one buys Blueberry, she will have no home. Daddy feels sorry for Blueberry, too. So, he buys the pony for Karen. Blueberry will stay at a farm nearby. Karen tries to visit him as much as she can. But Blueberry is still lonely. How can Karen make her pony happy?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Swimmers, take your marks!Karen has joined the swim team! She loves dreaming about winning medals and learning to swim fast. But mostly she likes to have fun with her swim team friends. Then the coach starts acting mean. He says the team is not working hard enough. Can Karen find a way to be a winner and have fun too?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! "Haunted Birthday to you!"Karen thinks there’s a ghost in her house! But she’s never really seen the ghost of Old Ben Brewer--until now. Karen and her stepsister Kristy have found out that Ben Brewer and his spooky friends are going to have a birthday party in her attic on Halloween night! It used to be fun having a ghost around. But now Karen’s not so sure!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! It’s Karen’s special day!It’s Karen’s birthday! She can’t wait for all those presents. Karen is even having two parties -- one at Daddy’s house and one at Mommy’s. But what Karen really wants for her birthday is one party, with her whole family together. Will Karen’s birthday wish come true?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! "Stoneybrook Academy is closed today."Karen likes school, but she can’t wait for a snow day! Karen’s got big plans for the Three Musketeers: sledding, and ice skating, and maybe even a snowball fight. But when Karen’s snow day finally comes, she gets herself in a big mess. She and Hannie and Nancy have to help Karen’s brother shovel snow. All day long! What’s going to happen to Karen’s special snow day?