School leaders' tasks have become increasingly complex, as a result of globalization, a shift towards knowledge based economies, greater student diversity and an increased government focus on education policy reforms targeting and affecting schools. The role of school principals has moved from administrative leadership towards focusing on student…

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…