How move or push objects ?

How move or push objects in platform game o scroll game

player (actor in the game) need move objects in the world

<img src="http://www.g-blender.org/uploads/newbb/1754_4ab1ea83cb5b3.jpg">

2 quick examples.

1 - uses custom movement behaviour but won't fall off the end

2 - uses physics behaviour and will fall off the platform

http://dl.getdropbox.com/u/1646976/pushing.cap

so how do you create a realistic effect that once the box is hanging half way over the edge gravity would naturally pull it down and have it fall?

Uncheck the "No rotation" option in the Physics Properties.