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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
Download full textÖzçakir, Bilal; Aytekin, Cahit; Altunkaya, Bülent; Doruk, Bekir Kürsat – Online Submission, 2015
In this study, we administrated dynamic geometry activities which provide students opportunities to explore and estimate geometric figures to connect measurement estimation with geometry. The aim of the study is to investigate effects of using dynamic geometry activities on eighth graders' achievement levels and estimation performances in…
Descriptors: Mathematics Instruction, Geometry, Mathematics Activities, Grade 8
