Dan Gutman

Eleven-year-old Harry Mancini lives in the house where Houdini spent his final years, so he has always been interested in the famous magician, and has even learned a few simple magic tricks; he just never expected Houdini to contact him from beyond the grave--and what Houdini wants him to do could well cost Harry his own life.

A skateboarding principal offers unusual incentives to his students to motivate them to learn more.

Ella Mentry School's security guard proves overzealous in his pursuit of a peanut-butter-and-jelly-sandwich thief.

A.J. and his friends find out what amazing things Miss Lazar, the Super Custodian at their school, can do.

A new football coach arrives at school and, with help from an unexpected new team member, the Moose win a game.

Mr. Docker, a new science teacher, is a crazy inventor who blows things up, uses potatoes for power, and has A.J. and his friends wondering whether science is for nerds or is the coolest subject ever.

Mrs. Kormel is a weird school bus driver who gets A.J. and his friends so lost that they may never get to school.

A.J.'s teacher, Ms. Krup, helps make his sleepover at the natural history museum fun and exciting.

Mrs. Cooney, the school nurse, is so beautiful that A.J. has a crush on her--even though he suspects she might be an international spy.

Boring Mr. Loring retires, and A.J.'s class gets a new music teacher who raps, break-dances, and thinks he has what it takes to become a famous musician.