The Ghost of the Underground - Geronimo Stilton

Cheese Niblets! There's a strange ghost on the underground! Desperate for a big scoop, Geronimo decides to investigate and finds the lingering smell of cat pee? Giant paw prints? A terrible meowing sound?! Is the ghost a giant cat, or could the mystery be hiding something more sinister?

The series is perfect for 5 to 8 year old's both avid and reluctant readers due to its expressive typeset, fun illustrations and humorous stories.