This paper explores the relationships among attitudes toward mathematics, teaching, and academic achievement in mathematics. Based on the contextual and social nature of academic self-concept, two complementary studies are discussed. The first study from the northeastern United States examined the relationships among these variables in 84 high…

This study investigated how the scientific competencies advocated by the Programme for International Student Assessment (PISA) could be improved by using online argumentation. An online argumentation system served as an aid for argumentation instruction and activities among students during the experiment. Seventy-one 10th grade high school…

The PISA performance of Hong Kong has prompted this study to investigate if scientific literacy (SL) of Hong Kong students can be improved further through a high school biology course employing the STSE approach. A STSE course was developed in accordance to the contexts of Hong Kong and a framework for the assessment of scientific literacy was…

As secondary students' interest in science is decreasing, schools are faced with the challenging task of providing adequate instruction to engage students--and more particularly the disadvantaged students--to learn science and improve their science inquiry skills. In this respect, the integration of Web-based collaborative inquiry can be seen as a…

Coaching is known to improve student performance on tests with high personal relevance ("high-stakes tests"). We investigate whether the same holds for a test that has no personal relevance for the students taking it ("low-stakes test"). More specifically, we explore whether student performance on the reading and mathematics…