“…Their CK is believed to be able to help teachers attain the maximum benefits of a professional training they have (i.e. Nesbit, and Adesope, 2006;Loughran, et al, 2012;Kleickmann, et al, 2012;Vaidya, 2014). In the TBS model developed in the current research, teachers' needs and involvement were put at the front.…”