Each Geronimo Stilton book is fast-paced, with lively full-color art and a unique format kids 7-10 will love.

Rancid rat hairs! I'd been spending so much money lately, I had none left in the bank! Even worse, when my grandfather found out, he sent me off to Moldy Manor. There, miserly Uncle Stingysnout would give me a crash course in saving. Yikes! Could I learn to be less wasteful without turning totally stingy?