This research describes language use by four first-grade students during mathematics and Language Arts instruction in a one-way 50/50 Mandarin immersion classroom. The urban public school was situated in the heart of an African-American community in the Pacific Northwest region of the United States. Participants were video- and audio-recorded…

The article addresses the long-standing issue over the role of the mother tongue in the foreign language classroom. In the first part it is argued that the mother tongue lays the cognitive foundations for all subsequent language learning. Double comprehension as the basic requirement for learning to take place is explained. The second part is…