Hvordan i all verden klarer man å sammenlikne tradisjonell undervisning med "blandet Khan-undervisning"? Her er en artikkel om akkurat det, men jeg tror man må inn i bakgrunnsmaterialet her, om dette skal ha noen mening...
http://fm.schmoller.net/2011/12/lessons-learned-from-using-khan-academy-content-in-a-blended-learning-pilot.html
You are dead right about this. The impression I have is that there is not much real "experimental design" sitting behind the study, making it pretty frustrating.
SvarSlettI only read it briefly, so this might be prejudice from me... I always react with skepticism when someone tries to compare ways of teaching and learning...
SvarSlettIn this case I do not think your skepticism is misplaced.
SvarSlett