Cam's photographic memory helps a scatterbrained substitute teacher, especially when he discovers that he has misplaced his coat.

After learning about Sherlock Holmes, Humphrey the classroom hamster follows clues to try and discover why Mrs. Brisbane is gone and Mr. E, a fun

When, as the new Classics professor at Vandemark College, their father is made responsible for a collection of ancient Egyptian artifacts, twelve

Cam Jansen, with Eric at her side, helps solve the mystery of what happened to Mr. Day's tennis trophy.

When someone takes a pet goldfish, then other items from Ms. Herschel's classroom, each time leaving a clue in the form of a poem, student Edgar

Someone has been stealing and leaving behind little green sneakers, so Bradley, Brian, Nate, and Lucy trail their new teacher, who wears the same

When Mr. Chu, the coolest teacher ever, develops some very unusual habits and appears to be a monster, best friends Carlos and Benny investigate.

Danny and Calvin decide to find out why their fourth-grade teacher, Mrs. Cakel, is suddenly behaving very strangely by not only failing to enforc

"Here's something you won't believe: someone is doing terrible things to Mrs Martin, Cymbeline Igloo's favorite teacher of all time. Cymbeline ha

"When objects go missing in a kindergarten classroom, the Goofballs go undercover as teachers to crack the case"-- Provided by publisher.

When someone takes a pet goldfish, then other items from Ms. Herschel's classroom, each time leaving a clue in the form of a poem, student Edgar

While five little mice at Mouseford Academy are looking for their missing biology professor they dive to a haunted shipwreck off Whale Island to