There is a well-established area of work in mathematics education focusing on mathematics for social justice. Much of the work, however, is concerned with "individual" students' understanding the world symbolically -- as evident in the notions of reading and writing the world using mathematics -- while failing to address a transformative…

Learning science interpreted in existing theoretical frameworks often means that students are assimilated, accommodated or enculturated from the entity of the vernacular world to the entity of the scientific world. However, there are some unsolved questions as to how students can best learn purely a new language or new knowledge of science. The…

One important challenge for researchers is to understand what happens inside classrooms that make the environment available for children's learning. This study develops the margin|centre dialectic as a general framework for describing participation of very young children in science-related activities. It employs a cultural-historical approach that…