From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Psssst!Karen is a loudmouth. That is no secret. But Karen loves to hear secrets. So Natalie tells her a very important one. It’s a secret that Karen is not supposed to tell anyone. But she does. And when Natalie finds out that Karen blabbered her secret, she is mad. Everyone else in Ms. Colman’s class is mad, too. Now none of Karen’s friends will tell her a secret. They won’t even talk to her!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! U R 2 Good2 B 4-Got-10Karen’s class is having Secret Valentines. Hiding notes and gifts for a Secret Valentine will be fin. but then Karen picks Pamela as her Valentine. ugh. Pamela is Karen’s best enemy. Karen decides to be nice to Pamela anyway. But then Pamela gets some mean notes. And Karen did not write them. Suddenly there are a lot of Valentine mix-ups. What is going on with the Secret Valentines?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Welcome, Adelaide Sidney! There is a new student in Karen’s class. Her name is Addie. She is funny and very talkative. And she has cerebral palsy. Karen feels sorry for Addie. She thinks Addie has no friends just because she sits in a wheelchair. So Karen decides to make Addie be her best friend. But Karen won’t leave Addie alone. And now Karen might not be Addie’s friend at all!

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! The spiesKaren and Addie are elected to the safety patrol. Karen is so proud to wear her badge and keep the halls safe. But uh-oh. Things are being stolen all over the school. Can Karen and Addie catch the thieves?

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! Write on!Everybody in the big house is busy. And Karen is b-o-r-e-d. She tries to read a book. But then she has a better idea! She will write her own book! It will be about her life. She does not remember everything about being little. So she talks with Mommy and Daddy. They tell Karen all the funny things she did. Can Karen write a whole book?