Using multimodal conversation analysis, this article analyses language learning as an "in situ" process during a teacher-assigned, experientially based pedagogical activity. The activity involved a three-part pedagogical structure, where learners first prepared for and then participated in real-life service encounters, and later…

This article is a conceptual and methodological exploration of a new construct, task interactional difficulty, and of a possible approach to assessing task demands in general. After arguing for the use of 'task difficulty' instead of 'task complexity', the notion of task interactional difficulty is analyzed, first by reviewing previous SLA…