Roving mouse reporter Geronimo Stilton gets to the bottom of a painting puzzle in this hilariously cheesy mystery.
Geronimo, along with the help of Thea, Benjamin, and Trap, must solve the mystery behind the Mona Mouse, a 500-year-old painting. The painter Mousardo da Munchie left 11 clues around New Mouse City that will help crack the code to reveal one of history's best kept secrets. Will Geronimo and his gang make the discovery before someone sinister does? Book 15 in the Geronimo Stilton series.
Fun Factor A "fabu-mouse" story encouraging deductive reasoning and logical thinking.