Why use and share wikis in your teaching, or podcasts, or PowerPoint, or digital photography, or any number of other types of current technology in your lessons and with your students?

This video breaks it down, nice and simple.

The following video tutorial offers assistance in using Wikispaces:

This page, one of many I've created (see the links in the left hand margin), has been developed at the Wikispaces web site. They offer a free wikispaces account for teachers, for which they remove all ads. The account for non-teachers is also free, but it includes ads.