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Direct linkÖzçakir, Bilal; Çakiroglu, Erdinç – International Journal for Mathematics Teaching and Learning, 2019
The purpose of the study was to investigate the effects of mathematics instruction supported by dynamic geometry activities on seventh grade students' achievements in the area of quadrilaterals, based on their van Hiele geometric thinking levels. The study followed a nonrandomized control group pretest and posttest research design. Participants of…
Descriptors: Instructional Effectiveness, Geometry, Mathematics Activities, Grade 7
