Here are a couple of videos explaining how to exploit some features of the Interactive Whiteboard. These used Smartboard Notebook 10 software but the principles would apply to other products. You will be able to see use for subjects other than language teaching as well.
If you would like the notebook files they can be downloaded for free via www.souffler.co.uk
Creating a template of linked pages
Adding sound and animations to add impact
A Hide & Reveal techniques