From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Lions and tigers and bears oh my!Karen’s class is studying wild animals. They are going to see some at the zoo. Karen and her friends can’t wait for their field trip. But then the "mean green bug" hits Ms. Colman’s class. Everyone is getting the flu! Karen hopes the school trip doesn’t get canceled. But she doesn’t want to give the animals the bug, too!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Miss Karen’s SchoolKaren is starting her own school. She can’t wait to teach her little brother Andrew and his friends how to read and write. But Karen’s students think she's bossy. They won’t listen to her. They won’t do their homework. And now her students are going on strike. How is Karen going to run her school?

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! "Play the ringtoss!"One day Karen, Hannie, and Nancy are bored, bored, bored. They can’t go roller-skating, and the playground is too far away. So Karen decides to have a carnival, with all kinds of games and prizes! What will the girls do with the money they make from their carnival? Hannie wants roller skates--but Karen can think of something even better!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Dear Maxie...The kids in Ms. Colman’s class are writing letters to some second-graders in New York City. Karen thinks having a pen pal is so, so cool. But then her pen pal turn out to be a big bragger. Mazie says she is better than Karen at everything. This makes Karen so mad. So she starts making things up. But now Mazie’s class is coming to visit. And Karen is in gigundo trouble!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Say Cheese!Karen has to get glasses -- two pairs One pair for reading and one for all the time. Karen does not want glasses. Her school pictures are going to be taken soon! But Karen has to...so she picks out some pretty pink and blue ones. Karen thinks she looks very grown-up. Then Yicky Ricky at school calls her Four-eyes. If Karen wears her glasses for the school picture, Ricky will make fun of her. But Karen is not a wimp! Glasses or no glasses -- that Ricky is going to get it!

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! It's a bird, it's a plane, it's Karen! Karen is going on a trip to her Granny's farm. There are all kinds of fun things to do there, like playing with the animals and riding on the tractor. Granny lives so far away, Karen has to take a plane to get there. But Karen has never flown alone before. She hopes it's not too scary!

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?