Proving that a given set is indeed a subgroup, one needs to show that it is non-empty, and closed under operation and inverses. This study focuses on the first condition, analysing students' responses to this task. Results suggest that there are three distinct problematic responses: the total absence of proving this condition, the problematic…

Although interview formats support rich data collection in conceptual change studies, interview formats limit sample sizes. This study explores the possibility of using constructed-response formats as an alternative or supplement for collecting similarly rich data across larger pools of subjects in conceptual change studies. While research in…

This qualitative study examines children's comprehension of conventional, wordless, and postmodern picturebooks. The research question was: How do children construct meaning of conventional, wordless, and postmodern picturebooks? More specific questions were: 1) What are the reading strategies that children use as they make sense of…

This case study of four B.Ed TESL Overseas Link Degree trainee teachers was undertaken with the intention of discovering what goes on in the classroom in terms of the trainee teachers' classroom interactions in relation to their questioning techniques and responses. This is looked at how much of thinking is being encouraged and how much of the…