Oceans play an important role in weather and climate through transfers of heat and moisture to the atmosphere, and by moving heat and climate-relevant molecules like carbon dioxide around the globe. Energy also transfers from the atmosphere to the surface of the ocean, traveling down through the water column creating ocean currents that transport…

This paper addresses the use of e-materials in learning. Under pressure from the public, which is becoming increasingly conversant with IT, schools and also other non-formal types of learning are changing into e-classrooms and e-learning. Among parents and teachers, too, there is a widespread opinion that e-learning is more motivating and is more…

The purpose of this study was to investigate whether conceptual change texts and laboratory experiments are effective in overcoming misconceptions and whether the concepts were acquired permanently when these methods were utilized. In this study, we addressed some topics from the "Matter and Change" unit in science and technology class of…

Efforts to promote academic achievement by increasing access to courses, especially in mathematics, may mask educational disparities if variations in curriculum are not also monitored. A multi-dimensional description of students' mathematics curricula during high school was obtained from analyses of surveys, transcripts, and textbooks collected…

This study reports on a science professional development initiative with elementary school teachers in Canada. Grades 4 and 5 teachers were involved in the implementation and modification of science kits, together with corresponding professional development activities. Each kit was aligned to specific outcomes in the curriculum and provided a…

Hands-on science typically uses physical materials to give students first-hand experience in scientific methodologies, but the recent availability of virtual laboratories raises an important question about whether what students' hands are on matters to their learning. The overall findings of two articles that employed simple comparisons of…