A bstract Student mastery of rational number and proportional reasoning is a recognized
challenge, yet supporting mastery is central within mathematics and science. This paper …

Psychological research on the development of children's mathematical reasoning has
focused either on their understanding of quantities or on their knowledge of number. A …

Researchers have been aware for some time of the differences between extensive and
intensive quantities but the significance of these differences has not been recognized in …

The objective of this study is to analyze secondary school students' interactions (conflicts,
controversies, and arguments) as they participate in an intact classroom activity designed to …

This study intends to elicit grade 8 students' understanding of 'energy'concept and explore
the extent to which students can link their theoretical knowledge with the novel situations …

The objectives of this study are:(a) Evaluate science major freshman students' ability to
differentiate between heat energy and temperature, after having studied the topic of …

A distinction can be drawn between extensive and intensive quantities. Extensive quantities
(eg, volume, distance), which have been the focus of developmental research, depend upon …

The main objective of this article is to investigate whether students' understanding of heat
energy and temperature forms part of a'hard-core'(Lakatos, 1970) of epistemological beliefs …

Using Mathematics to Understand the World: How Culture Promotes Children's Mathematics
offers fundamental insight into how mathematics permeates our lives as a way of …

The main objective of this monograph is to incorporate history and philosophy of science in
the chemistry curriculum in order to provide students an overview of the dynamics of …