Using Piaget's perspective of individual cognition and Vygotsky's theory of social constructivism as lenses, this paper reports on the instructional prompts that are used by biology lecturers to promote student interaction. The study further reports on the link between the prompts used and the subsequent quality of the interaction. Three lecturers…

The incidence and prevalence of alternative conceptions in science have been reported by a number of researchers. This article reports findings of a study involving the development and implementation of two intervention programmes to address alternative conceptions related to interference and diffraction of waves among 133 first year university…

Science teacher education has traditionally presented science as a body of knowledge to be mastered, along with the methods that may be used to help learners to master this body of knowledge. With pressure mounting on higher education institutions to engage more actively with communities, avenues have opened up to facilitate the development of…