This tutorial will show you how to create a more realistic mouselook system for your fps game
http://blendercast.sagedread.com/blender-246/constrained-mouselook/
Mouselook script: http://sagedread.com/wp-content/uploads/2008/11/mouselook.txt
Source: http://sagedread.com/wp-content/uploads/2008/11/constrained-mouselook.blend
This video shows how to make objects explode in Blender. This tutorial was made with a Blender 2.46 non-official version, but works on 2.47.
This tutorial will show you how to setup an in game slomo script. Similar to the Matrix.
http://sagedread.com/graphics/blender/blenderge-slomo-script
This tutorial will teach you how to setup a basic teleportation game.
http://sagedread.com/graphics/blender/blender-teleportation-tutorial
This Tutorial will show you an introduction on BlenderPython Programming and is focused towards the unexperienced programmer.
http://sagedread.com/dp/python/python1