Below is some links to Podcasts and tutorials that I have produced or helped to produce:

Quiz Solutions:

Some data relating to the above Podcasts:

How-To make a podcast:

The Learning Objects in the PRAXIS project: (the "Chalk-Talk" tab of each learning object is a student-generated podcast)

Communicating an idea with a colleague (Mark)

Showing a student How-To work with software:

A Tutorial about how to download software: (high quality)