I love what Susan has done with with VoiceThread. There are lots of comments and thoughts about how this could be used in the classroom (click on the faces to the left to see/hear comments about VoiceThread).
D & W Publications have simple, easy to use tutorials available for teachers and students - Microsoft Word, PowerPoint, Excel, Access, PhotoStory3 for Windows, and FrontPage. These are available for $NZ25 plus postage and handling from email@example.com. They are also available in pdf form for $150 for a school - unlimited copies may be made for use within the school OR $25 for a single copy for use.
Web site: http://ictineducation.webege.com/