I've just finished new tutorial which describes how to create games for Windows Mobile with wxWidgets.
From this tutorial you can learn:
* How to create a mobile game step-by-step
* How to use Document/View framework for creating mobile games
* How to use manual double-buffering for painting optimization
Source code and CAB installer also available
The described tutorial is in Russian but those who is interested can use Google Translate for translating it into English.