The curriculum resources used for teaching secondary mathematics vary considerably from school to school. Some schools base their teaching largely on a single published scheme, while others design their own schemes of learning, curating their resources from a range of (often free) online sources. Both approaches seem problematic from the…

The aim of this explorative study was to develop and test a pedagogy aimed at promoting students' ability to perform historical contextualization. Teaching historical contextualization was conceptualized in terms of four pedagogical design principles: (1) making students aware of the consequences of a present-oriented perspective when examining…

The field of curriculum by inveterate, unexamined, and mistaken reliance on theory has led to incoherence of curriculum and failure and discontinuity in actual schooling because theoretical constructions are ill-fitted and inappropriate to problems of actual teaching and learning. There are three major incompetencies of theory: failure of scope,…

The curriculum literature has much to say about the ecological fallacy embodied in the "best practices" movement. The work of Schwab anticipated much of it by reminding us of the dangers of trying to control classroom practices from afar, with the use of theoretical representations of classrooms that were, by definition, never fully like their…

Contemporary science standards stress the importance of highlighting inquiry in the science classroom as one way of learning key concepts. One critical question that needs to be addressed for a range of instructional practices is how opportunities to learn are conceptualized so that students can engage and learn the critical ideas and practices…