PowerPoint & Office
Microsoft Office Training Self paced online tutorials on each program within Office 2007, 2010 and 2013.
Impatica for PowerPoint enables you to deliver fully narrated and animated PowerPoint presentations over the internet without plug-ins and even at normal modem speeds.
You can create online presentations based on PowerPoint slides with added narration, multimedia and interactive features using the online service called MyBrainshark. The FREE version includes unlimited storage and viewing, includes the ability to add narration, basic polling and slides play/selection and has easy to use slide by slide editing tools. It is cross platform, so works on a PC and a Mac and there is a free App to play presentations on an iPad called SlideShark
You can sign up at http://www.brainshark.com/mybrainshark
and Online Training videos are at http://www.brainshark.com/help-and-training/self-paced-learning/mybrainshark-free.aspx
An alternative to PowerPoint is Screen Casting software which allows you to create tutorials with audio narration that capture all the activity on the screen. This is ideal for demonstrating how to use a particular feature or tool in a software package.