This article contains some excellent ideas on using podcasts in the classroom. Podcasting in the Classroom
This is an excellent tutorial which shows how to make a safe and productive wiki for use with your students.
This powerpoint, viewable on slideshare.net, is an excellent overview of Web 2.0 tools used for e-portolios.
This document has an excellent overview of text to speech for education and has a good list of available software too. For other details please see reply to Nola’s question in Mod3 forum on ‘Kurzweil 3000’.