Android Books (FREE)

Pro Android Media, Developing Graphics Music Video and Rich Media Apps for Smartphones and Tablets (2009)
Pro Android Media [Shawn Van Every]
Pro OpenGL ES for Android (2012)
Building Android Apps with HTML CSS and JavaScript (2010)
Professional Android Application Development
Application Security for the Android Platform (2012)
Beginning Android Tablet Programming, Starting with Android Honeycomb for Tablets (2011)
Pro Android Python with SL4A (2011)

Beginning Android Tablet Games Programming (2011)
Pro Android (2009)
OReilly.Android.Application.Development.May.2009
Android User Interface Development - Beginners Guide [J. Morris]
Oreilly.MongoDB.The.Definitive.Guide.Sep.2010
Pro Android Games
The Android Developer's Cookbook (7Summits)
Developing_Android_Applications_with_Flex_4.5
Professional Android Application Development (2009)
Android Fully Loaded (7Summits)
Pro Android Apps Performance Optimization (2012)
Hello Android
Developing Android Applications with Adobe AIR (2011)
Android Programming by Anddev.org
Developing Android Rest Client Applications
Android Essentials (2008)

Android Application Development For Dummies [Donn Felker]
Android.Application.Development.for.For.Dummies
Pro Smartphone Cross-Platform Development, iPhone BlackBerry Windows Mobile and Android Development
Oreilly.Using.SQLite.Aug.2010
The definitive guide to sqlite
Android for Work, Productivity for Professionals (2010)
Android 3.0 - Application Development Cookbook (2011)
Learning Android [Marko Gargenta]
Learning Android - Building Applications for the Android Market (2011)
Android Tablets Made Simple, For Motorola XOOM Samsung Galaxy Tab Asus Toshiba and Other Tablets (2011)
Amazing Android Apps For Dummies-Mantesh
Android Apps for Absolute Beginners (2011)