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Direct linkParaskevi Michael-Chrysanthou; Areti Panaoura; Athanasios Gagatsis; Iliada Elia – Educational Studies in Mathematics, 2024
The present study examines secondary school students' geometrical figure apprehension based on Duval's theoretical framework regarding perceptual, operative, and discursive apprehension. The aim is to explore the cognitive structure of the geometrical figure apprehension dimensions (operative, discursive, and perceptual) in three grades of…
Descriptors: Geometry, Geometric Concepts, Mathematics Anxiety, Foreign Countries
Download full textKurnaz, Mehmet Altan; Emen, Ayse Yagmur – Acta Didactica Napocensia, 2014
Following up on the effects of learning environments is essential to learning. The aim of this study was to examine students' mental models related to the concepts of expansion and contraction of materials. The population of the case study consisted of 155 students in a city center in Turkey. The data was gathered using open-ended questions that…
Descriptors: Foreign Countries, Case Studies, Models, Cognitive Structures
Treagust, David F.; Chittleborough, Gail; Mamiala, Thapelo L. – International Journal of Science Education, 2003
Chemistry is commonly portrayed at three different levels of representation--macroscopic, submicroscopic and symbolic--that combine to enrich the explanations of chemical concepts. In this article, we examine the use of submicroscopic and symbolic representations in chemical explanations and ascertain how they provide meaning. Of specific interest…
Descriptors: Grade 11, Chemistry, Science Instruction, Molecular Structure
