One of the most studied forms of multilingual language use is "code-switching," the use of more than one language within a speech exchange. Some forms of code-switching may also be regarded as instances of "translation," but the relation between these notions in studies of multilingual discourse remains underspecified. The…

Conceptual grammatical knowledge is an area which causes problems at different levels of education. This article examines the ideas of conceptual change theory as a basis for establishing a new grammar teaching method. The research strategy which I use is educational design research and the research data have been collected from teacher students…