This paper explores the complex problem of project sustainability, focusing on the leadership of three primary school mathematics leaders. Using cultural-historical activity theory (CHAT), the leaders' efforts are reported, highlighting their contribution to project sustainability. The CHAT-informed research design supported the generation of…

Science, Technology, Engineering and Mathematics (STEM) education has been identified as a keystone teaching and learning area for developing students' knowledge and skills on interdisciplinary critical thinking and problem solving (We use the term 'interdisciplinary' because discipline knowledge and methods were integrated from different…

This paper contributes to an understanding of the variation in approaches that information system analysts/designers use to do analysis and design. A qualitative, phenomenographic research method was used. Four categories were constituted from the data: an "ad hoc" strategy with the intention of solving the problem as quickly as…