Just a very quick post to point you towards an excellent article by Ewan McIntosh explaining some ways to improve the use of PowerPoint
http://edu.blogs.com/edublogs/2008/06/why-would-you-u.html
Some very good points there.
Related posts:
About Me
Danny Nicholson : Educator, Science teacher, ICT Consultant, PGCE lecturer, Author and Web2.0 / SMART Masters/ Interactive Whiteboard Trainer. Contact me for any training requests. 
Buy the book!
