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Fujita, Taro; Doney, Jonathan; Wegerif, Rupert – Educational Studies in Mathematics, 2019
In this paper, we take a semiotic/dialogic approach to investigate how a group of UK 12-13-year-old students work with hierarchical defining and classifying quadrilaterals. Through qualitatively analysing students' decision-making processes, we found that the students' decision-making processes are interpreted as transforming their…
Descriptors: Foreign Countries, Participative Decision Making, Geometric Concepts, Secondary School Students
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Stacey, Kaye; Vincent, Jill – Educational Studies in Mathematics, 2009
Understanding that mathematics is founded on reasoning and is not just a collection of rules to apply is an important message to convey to students. Here we examined the reasoning presented in seven topics in nine Australian eighth-grade textbooks. Focusing on explanatory text that introduced new mathematical rules or relationships, we classified…
Descriptors: Textbooks, Classification, Mathematics Instruction, Grade 8
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Engelbrecht, Johann; Harding, Ansie – Educational Studies in Mathematics, 2005
The world wide web is becoming wider at an increasing rate. It is virtually impossible to take any kind of accurate snapshot of the state of its development. Undergraduate mathematics courses presented on the internet are relative newcomers to the race but nevertheless seem to be increasing in numbers also at a phenomenal rate. Internet education…
Descriptors: Web Based Instruction, College Mathematics, Internet, Classification