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Kandil, Semanur; Isiksal-Bostan, Mine – International Journal of Mathematical Education in Science and Technology, 2019
The purpose of the study was to investigate the effect of inquiry-based instruction enriched with origami activities on 7th grade students' achievement in reflection symmetry and self-efficacy in geometry. Two classes, instructed by the first author of the paper, were randomly assigned as experimental and control groups. In order to gather data,…
Descriptors: Mathematics Instruction, Teaching Methods, Manipulative Materials, Mathematics Achievement
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Bulut, Aykut; Isiksal-Bostan, Mine – Journal of Computers in Mathematics and Science Teaching, 2019
According to the principles of the National Council of Teachers of Mathematics [NCTM, 2000], teaching mathematics needs well equipped teachers in terms of knowledge because of its complex structure. Moreover, teachers' knowledge and technology are an important issue to build up and enhance students' learning. Qualified teachers should know how and…
Descriptors: Geometry, Mathematics Instruction, Preservice Teachers, Mathematics Teachers