Meet Ricky Ricotta, a little mouse with a big problem! Ricky Ricotta lives in Squeakyville with his mom and dad. Ricky has a hard time making friends at school, and the neighborhood bullies are always picking on him. If only Ricky could find someone to be his best buddy and keep those creepy bullies away! Meanwhile, on the other side of town, a mad scientist named Dr. Stinky McNasty has created a mighty robot who is as gentle as he is powerful. Dr. Stinky plans to make the robot destroy Squeakyville, but there's one little thing in his way: Ricky Ricotta!

Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

Nerdy Nelson wakes up on his 10th birthday to discover he has incredible ninja powers!

Freddy Thresher has a problem: a really, really, big problem. He's the only one in his class who hasn't lost a tooth! All of the other students in Mrs. Wushy's first grade have signed their names on the Big Tooth, and Freddy's determined to get his name on it, too. So when Max "The Meanie" Sellars calls Freddy a baby, Freddy decides he's going to lose that tooth one way or another, even if it means getting punched in the face at recess, and even bigger trouble, with Mom!

Hotdog and his friends are going on a mad adventure to help a baby bird find his missing mom! They'll climb to crazy heights to find her! But can they handle dirty diapers and karate-chopping roosters along the way?

"Are you in a bad mood or something?" asked Rocky. "Or something," said Judy Moody. Bad moods, good moods, even back-to-school moods - Judy Moody has them all! When her teacher assigns the class the task of creating "Me" collages, it puts Judy in a cut-and-paste mood! Meet Judy Moody, her little "bother" Stink, her best friend Rocky, and her "pest" friend Frank Pearl. They're guaranteed to put you in a very Judy Moody mood... or something.

What could be weirder than a mad science teacher who invents a car that runs on potatoes and wants to take over the world? How about a bus driver who can't even "find" the weirdest school on the planet?

Forget Thanksgiving. The biggest turkey of all is running around Ella Mentry School - Dr. Carbles, the president of the school board. He is grumpier than ever and wants to fire Mr. Klutz. Will A.J. and his friends be able to save their principals job?

Miss Lazar, the janitor, likes to dance around the school with a mop. She has a secret room in the basement where she keeps the bad kids, and she's the weirdest custodian in the world.

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?

Disaster reigns when A.J. participates in the school's holiday pageant celebrating Christmas, Hanukkah, and Kwanzaa.

A.J. and the other students at Ella Mentry School brave trick-or-treating at the school secretary's house, even though it is supposedly haunted. Mrs. Patty, the secretary, gives out the best Halloween candy in the history of the world! But her house is haunted! People say she's a witch and her husband is a ghost. Is it worth A.J.'s risking his life for the best candy ever?

Something weird is going on! A.J. and his friends are afraid that Ms. Todd, their substitute teacher, has killed their regular teacher and is trying to take over her job. They’re going to have to do the detective work to get the goods on her. But it won’t be easy! Ms. Todd is the weirdest substitute teacher in the history of the world!

The winner of numerous awards for children’s fiction, Dan Gutman presents the third tale from his delightfully silly My Weird School series. Second-grader A.J. thinks Mrs. Roopy, the librarian, might be the strangest teacher at his school. The students believe she keeps appearing fully dressed as characters from books, like Johnny Appleseed and Little Miss Muffet. But every time a new character surfaces, Mrs. Roopy insists she was home sick that day!

Karen will try anything! Karen has new roller skates. She is a very good skater. She can ever do tricks. But oh, no! Karen falls down and breaks her wrist! She has to go to the hospital and get a cast. Karen wants somebody famous to sign her cast. It isn't going to be easy - but Karen won't give up till she gets the job done!