en: The goal was to determine what type of educational environment might be created when teachers seek to increase active student responding. The study was conducted during the winter of 2011-2012.
is: Rannsóknin var gerð veturinn 2011-2012 og var rannsóknaraðferðin eigindleg þar sem gögnum var safnað með viðtölum og vettvangs-athugunum.