Max and Maddy Twist's parents were once famous, international detectives - before the evil Professor Sardine ruined their careers, that is. Now they run an ice-cream parlour, and it is the services of their crime-busting Cluedo-champion children that are called upon. Mr Huffendort, a rich Swiss banker is very worried about a series of raids upon banks, carried out by a team of highly-trained St Bernard dogs! Who can be the criminal mastermind behind this evil and cunning plot? It's time for Max and Maddy to pack their hats, scarves and various disguises, and fly to Switzerland to find out ...

 

There are 80 pages in this book. This book was published 2006 by Bloomsbury Publishing PLC .

Alexander McCall Smith grew up in Zimbabwe and then moved to Scotland. He is a professor of Medical Law and has written over 50 books, including the well-loved and best-selling No. 1 Ladies Detective Agency series. He lives in Edinburgh.