The need to develop clean-energy storage systems, harvesting technologies, and new functional materials are but a few of the many contemporary challenges in the domain of science today. To address these challenges, problem solving has become a key skill of the 21st century. It is generally documented, however, that experts and students differ in…

This article presents a possible framework for the cooperation of mathematics and physics education research domains. Moreover, the potential topics for such a scientific collaboration are explained by means of a structuring qualitative content analysis of current handbooks and conference proceedings in Germany and Vietnam. These topics can form a…

Investigates the characteristics of oral and written communication in a German third-grade mathematics class and theorizes how this knowledge might be applied to improve instruction. Develops several lessons incorporating communication skills into activities that illustrate fundamental mathematical concepts. Includes lesson transcripts, writing…