Here are links to various written tutorials which I hope will be of interest for those who prefer that format. Thank you for the contributions. If you have some interesting links which would fit here, perhaps add a comment.
Modelling / Rendering
A beginner friendly guide to making some objects for a still life scene and rendering in cycles
Modelling / UV Mapping
Modelling and unwrapping a Low poly T-Rex
Quite a nice dissolve effect
A collection of video and PDF tutorials.
Some tutorials on using mechanics in Blender. Although some for older versions of Blender (2.49) the concepts should be portable to newer versions.