mystery and detective stories

Becky and her brother use some ingenious clues to identify the person who stole five children's books from the town's library.

Captain Raptor and his spaceship crew rush to investigate when an unidentified object lands on one of the moons of the planet Jurassica.

The intrepid Herculeah Jones helps her mother, a private investigator, solve a puzzling and frightening case.

Herculeah Jones and her best friend Meat set out to crack the case of the mysterious note which she finds in the lining of a second-hand coat.

Super-sleuth Herculeah Jones's investigation of the attempted murder of Meat's uncle leads them to a mystery bookstore named Death's Door.

When the new penguin at school turns out to be a private eye, Chet Gecko confronts not only a devious sparrow but also his own jealousy.

Geronimo Stilton is a mouse who runs a newspaper in New Mouse City. On a field trip to Niagara Falls with his nephew, Geronimo is the target of mouselet schemes to send him over the Falls in a barrel.

When Leonard Fisher claims to be the long-lost heir to the Sminthsonian fortune, KC and Marshall set out to prove that he is a phony.

Something is trashing the classrooms at Emerson Hicky Elementary School, and sixth-grade private eye Chet Gecko sets out to find the creature that's responsible.

Chet and his partner, Natalie Attired, take on a case involving an actor gone missing from the school musical.