A little something to help me learn about Android development: a client for querying the Jargon File. The idea is from Jargoneer, an example MIDlet in Jonathan Knudsen's Wireless Java book (http://www.apress.com/book/view/1590590775
A script built in Python using the Android Scripting Environment. Queries earthtools.org to get the sunrise and sunset times of your current location. GPS must be switched on for this to work
A Python script for the Android Scripting Environment that reads your current location form GPS and gives the population density of that location in sq km