Android Apps with App inventor - Jrg, H. Kloss

Kloss begins with the absolute basics of program structure, syntax, flow, and function, and then demonstrates simple ways to solve today's most common mobile development problems. Along the way he teaches the reader to build a dozen real Android apps, from games and geotrackers to navigation systems and news tickers. By the end of the book, the reader will be comfortable implementing advanced apps and mashups integrating realtime multimedia data from all kinds of Web services with the communication and sensor-based features of a smartphone.