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Olteanu, Lucian – International Journal of Mathematical Education in Science and Technology, 2015
In this article, the focus is on task construction and the importance of this process to develop and promote classroom communication in mathematics. The students' tests, examination of students' mathematical work, the teachers' lesson plans, and reports of the lessons' instructions are the basic data for this article. The analysis indicated that…
Descriptors: Classroom Techniques, Mathematics Education, Mathematics Instruction, Classroom Communication
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Olteanu, Constanta; Holmqvist, Mona – International Journal of Mathematical Education in Science and Technology, 2012
The point of departure in this study is that differences in solving second-degree equations result from differences in what is presented to the students in a learning situation. However, the specified aim is to describe what kind of differences seem to be crucial for learning, and what does seem fruitless. The study is carried out in an upper…
Descriptors: Academic Achievement, Equations (Mathematics), Foreign Countries, Video Technology