http://pubnews.obs.com Pioneering in e-publishing since 1982. Fri, 20 Jan 2012 18:42:27 +0000 en hourly 1 http://wordpress.org/?v=3.2.1 http://pubnews.obs.com/2010/01/26/pedagogical-interface-pi/ http://pubnews.obs.com/2010/01/26/pedagogical-interface-pi/#comments Tue, 26 Jan 2010 21:38:00 +0000 Laura Fillmore http://pubnews.obs.com/?p=44 Continue reading →]]> http://pubnews.obs.com/2010/01/26/pedagogical-interface-pi/feed/ 0