The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Geek Quarter:
ABCville Detective 2 is a fun educational game for kids. Image of an object will be shown, for example, a car with a missing wheel, and you will be given 4 options, only 1 that is the right answer. And the answer is?, That is right, a wheel.ABCville Detective 2 consists of 40 different interesting transportations from Bicycles, cars to Airplanes.ABCville Detective 2 is the second edition of ABCville Detective, It is one of the most popular educational games for iPhone, iPod Touch and iPadOther Educational Games: ABCville Smart Kids ABCville Detective ABCville Alphanimal ABCville AnimalpediaABCville Animal Nativity ABCville What Is That?