We present two studies to investigate the extent to which attending a planetarium presentation increases secondary school students' understanding of the apparent motion of the Sun and stars. In the first study, we used the Apparent Motion of Sun and Stars (AMoSS) test in a pretest/post-test/retention test setting to measure learning gains and…

In physics education, a number of studies have developed assessments of teachers' knowledge of student understanding (KSU) of specific physics concepts with modified versions of existing concept inventories, in which teachers were asked to predict the popular incorrect answers from students. The results provide useful but indirect information to…

Many learners seem to struggle to grasp the concepts of forces and Newton's law of motion, possibly owing to decontextualised teaching pedagogies used in science classrooms. This study investigates Grade 11 Physical Sciences teachers' perspectives in South Africa on integrating Indigenous Knowledge (IK) to improve learners' understanding of…

Corporate knowledge becomes enterprise strategic resources for sustaining corporate competitiveness by transferring irreplaceable diversified knowledge among employees. One key challenge for enterprises is to ensure that employees mutually and effectively share knowledge. This study integrates a social exchange perspective to understand key…