Audacity
Audacity is a fast, open-source, multi-track audio editor and recorder. It supports WAV, AIFF, Ogg, and MP3 formats. Features include envelope editing, mixing, built-in effects, and plug-ins, as well as unlimited undo. Available for both Mac and Windows. On top of all that, it's free!

Audacity - Training PC
Audacity - Training Mac

Blogging
A blog is a Web site that functions as a journal, or a diary, or a place to post your thoughts and opinions pertaining to a particular subject matter. In addition to text entries, a blog may contain pictures, video,
and/or audio clips.

Blogger - Training PC/Mac

Searching the Web
Searching for information on the Internet can be a fruitful, but sometimes frustrating task. This advanced tutorial series will show you new and exciting ways to zero in on just the data you're looking for.

Searching the Web - Introductory Training
Searching the Web - Advanced Training

Flickr
Flickr is an online photo management and sharing application. The most basic feature of Flickr is the ability to upload photos. You can upload from your desktop, send them by e-mail, or use your camera phone. Once uploaded, you can organize your photos and videos using collections, sets, and tags.

Flickr - Training PC/Mac

Podcasting
iLife is the award-winning digital lifestyle suite from Apple. Learn how to use this multifaceted software to create interesting and imaginative podcasts and vodcasts.

Podcasting - An Introduction to Audio Podcasting
Podcasting and Vodcasting with iLife

Wiki's
Wikis are simple Web pages that let you collaborate with others. If you're looking for an easy way to get your syllabus online and a tool to let your students collaborate online.

PBwiki - Wiki Workshop PC/Mac