Just stumbled on a website dedicated to tutorials called Tutorialized (with that spelling it's probably American). They have loads of tutorials on many different things. For the purposes of this thread you may find their tutorials on the Gimp, Photoshop, Bleander 3D and/or 3DS Max to be of interest. One little oddity I noticed is that the paid for programs have a lot more tutorials when compared to the free ones.
TR