"I went to buy a commercial worm farm for about $60-$70 dollars. They are pretty basic and not worth that amount of money IMO so I made one. Here is how.Read this first - http://tinyurl.com/wormfarminginfo (For sticky notes install - http://www.diigo.com/tools) Created with http://picasa.google.com.au/"
An example of modelling, using digital media to reinforce and articulate learning from real life tasks which can be shared with others for comment . You tube channels benig very good towards developing networks through publishing video and creating playlists.
Thanks Steven - it is a great resource. Just a tip to others - the link takes you to a search page and you need to scroll down a bit to find the right link.