Two delightfully funny mysteries from Alexander McCall Smith, new in paperback!

Max and Maddy Twist have a flair for solving crimes. In The Chocolate Money Mystery, they set out to catch a bank robber, but instead find themselves hot on the trail of a gang of … St. Bernards? In The Bursting Balloons Mystery, they try to figure out who is sabotaging an international hot-air balloon race, but end up in the air themselves!