Based on the authors’ experiences in developing and teaching Symbian OS, this practical guide is perfect for programmers and provides a series of example-based scenarios that show how to develop Symbian applications. - Exercises walk the reader through the initial development of a console-based card game engine to a graphical user interface(GUI)-based, two player blackjack game operating over a Bluetooth connection between two mobile phones

- Addresses how Symbian offers a number of different variants to allow for different user interfaces and screen savers - the most prevalent of these is S60
- Discusses how the move toward 3G technology has resulted in an increasing need for mobile application development for S60 devices.
you can get it here

http://bigbrovar./2007/08/06/s60-programming-a-tutorial-guide/