The purpose of this research was to investigate the impact of students' prior attitude on the processing of conflicting information regarding a controversial issue (is eating organic better for health and the environment?). In study 1, 314 seventh graders watched a set of videos that provided conflicting arguments on the issue. Students were then…

The aim of this paper was to investigate chemistry teachers' attitudes towards certain characteristics of the nature of science and history and philosophy of science, and the influence of those views on their teaching practice. The sample comprised 272 chemistry teachers. A questionnaire was used for data collection. Most teachers recognised some…

Purpose: Physical education (PE) is an important context for promoting health-related cardiorespiratory fitness (CRF) in youth. Within PE, the lesson context and teacher behavior may be relevant for the promotion CRF; however, evidence is scarce. Therefore, the purpose of this study was to assess whether students' CRF improvement in a school year…

In the study reported here, the authors examined the LEs (learning expectations) related to Grades 1 to 8 number and quantity in mathematics across several US states and high performing TIMSS (Third International Mathematics and Science Study) Asian countries, including Singapore, Taiwan and Japan. The general strategy used is based on the topic…