Over the recent decades, much empirical evidence has shown the benefits of problem-based learning (PBL) over traditional teacher-centred pedagogy. However, research on problem-based learning (PBL) has focused more on students' learning outcomes and less on what it might take for teachers to implement it, especially in primary school and in…

This paper outlines some preliminary findings from a one-year problem-based learning (PBL) intervention in a Taiwanese elementary mathematics classroom. PBL stands within the philosophy of social constructivism, which emphasises that learning is a social process, not a product. In general, it involves three main characteristics. The first is that…