Motivation is repeatedly found to be a determining factor for achievement in language acquisition at school. Decades of Self-determination theory (SDT) research has shown that students exhibit higher levels of engagement and positive learning behaviours when their basic psychological needs of competence, autonomy and relatedness are satisfied,…

This article reports on the design of interdisciplinary units in five International Baccalaureate schools in Norway and Denmark, each with fewer than 100 students in their Middle Years Programme. The mixed methods study describes subject combinations and time frames of 37 enacted units and 111 hypothetical interdisciplinary units, and the…