I found an interesting blog post from Robert Green. He developed the game “light racer” for android which had 250k downloads after a development time of 3 weeks (this is what he says on his website). In his blog he explains how he is refactoring this game for a 3D version on android … worth reading:

http://www.rbgrn.net/content/54-getting-started-android-game-development

The game Light Racer 3D v1.2 for Android he is describing in his “online book” is looking like this: