In this paper, we examined teachers' understanding of electrical concepts such as power, current and potential difference based on how these concepts were applied to understand the relative brightness seen in bulbs of different wattage under different connections--series or parallel. From the responses of teachers to a concept question, we…

The connective approach is developed by Sir Peter Strawson, emeritus professor of philosophy at Oxford University, as an effective way to understand the fundamental structure of human thinking in the field of analytical philosophy. This article provides insights for extending the work of Strawson, Tay, and Tay et al. to education, in particular,…

The purpose of this paper is to identify tensions in teacher-student interaction in a high school biology laboratory. Using micro-analytic analysis of classroom talk, the interaction between the students and a teacher working in the biology laboratory session on "Reproduction in Plants" is studied. The two tensions highlighted here are…

This study investigated the chemistry laboratory classroom environment, teacher-student interactions and student attitudes towards chemistry among 497 gifted and non-gifted secondary-school students in Singapore. The data were collected using the 35-item Chemistry Laboratory Environment Inventory (CLEI), the 48-item Questionnaire on Teacher…

The purpose of this study was to (a) develop an analytical framework that represents classroom talk and questioning in science, (b) find out how teachers use questioning to engage their students in thinking about conceptual content that enables the construction of knowledge, and (c) identify the various forms of feedback provided by teachers in…