Hi there
In this first part of our Wrecking Ball tutorial we’re going to learn:
-how to set up a simple fracture object
-how to control its behavior using Logic Editor
-how to model and set up a physically realistic chain
-how to set up a wrecking ball collision using Blender Dynamics
Here is the link to this tutorial
[video]http://www.youtube.com/user/PeterDraculic?feature=mhee[/video]
hope you’ll enjoy it
Peter