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Beth Cory; Amy Ray – Electronic Journal for Research in Science & Mathematics Education, 2023
In this pedagogical action research study, we, as post-secondary mathematics teacher educators, built on an existing effort to improve pre-service teachers' mathematical vocabulary understandings by intentionally addressing their struggles related to polygonal area formulas. Utilizing cognitive load theory and Bruner's levels of developmental…
Descriptors: Preservice Teachers, Preservice Teacher Education, Mathematics Instruction, Plane Geometry
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Risnawati; Andrian, Dedek; Azmi, Memen Permata; Amir, Zubaidah; Nurdin, Erdawati – International Journal of Instruction, 2019
This research aimed to develop a definition maps-based plane geometry module to improve the student teachers' mathematical reasoning skills based on the level of Van Hiele. This development research was to produce a product in the form of a module at the college level. This research referred to the ADDIE model involving five stages, i.e. analyze,…
Descriptors: Mathematics Instruction, Plane Geometry, Student Teachers, Mathematics Skills