When Moose Flanagan & his family move home yet again & become residents of the famous prison island Alcatraz things get interesting. First of all they share the island with a few other families & a lot of pretty heavy-duty criminals including Al Capone. & secondly Mooses sister is starting a new school which everyone hopes will help her become more integrated with those around her. When Moose comes up with some pretty cunning money-making schemes based on his famous co-residents he does not count on his sister becoming inadvertently involved. This is a charming funny & utterly enchanting book that skillfully & delicately weaves a humorous tale with some important issues.