This study reveals hitherto overlooked effects of age of onset (AO) in immersive school contexts, using multiple measures over time so as to focus on fluctuations and trends in individual data. The second language (L2) English development was studied in 91 children who received 50-50 content and language integrated learning (CLIL) instruction in…

This cross-sectional study used assessments developed by the Center for Applied Linguistics to examine the oral proficiency of 218 K-8 English-proficient students in 4 Spanish immersion programs. Following a comprehensive review of assessment results for English-proficient immersion learners, the article reports findings from statistical analyses.…

A review of the research on Canadian immersion programs supports two notions regarding second language learning: (1) older learners may have as much learning success as younger learners, and in a shorter time period; and (2) integration of content teaching and language teaching is paramount in effective second language instruction. (29 references)…