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The purpose of this research is to know the difference of mathematical reasoning ability between students using Contextual Teaching and Learning model (CTL) with students using direct learning model. Research type is exp...

This study aims to determine the influence of teaching materials, especially on the uncertainty material based on Contextual Teaching and Learning (CTL) on the mathematical reasoning ability of high school students. This...

The purpose of this research is to produce discovery learning based materials through ethnomathematics approaches on geometry transformation materials (valid, practical, and effective) and according to the needs of stude...

This aim of this research is to produce a valid and practical teaching material on the matter 3-dimensional-space based Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning and to know the pote...

This study aims to identify teachers' practices and barriers in carrying out a cognitive mathematics assessment during the COVID-19 pandemic. The type of research used is an online survey using a google form, which is sp...

The measure of the center is an essential topic in statistics. Pre-service mathematics teachers must have the ability to select and use measures of center. The inability to use and select appropriate center measures indi...

Learning communities have a positive impact on the development of the pedagogical competence of prospective mathematics teacher students. However, the nature of competition between students is more dominant in universiti...