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Ingi Heinesen Højsted; Maria Alessandra Mariotti – International Journal of Mathematical Education in Science and Technology, 2024
This article reports on the design and implementation of a didactic sequence in the frame of a design-based research study. The research aim is to test the hypothesis that affordances of dynamic geometry may support students' awareness of logical relationships between geometrical properties of constructed figures. We elaborate on the task design…
Descriptors: Geometry, Mathematics Instruction, Logical Thinking, Teaching Methods