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Browsing by Author "Kristinsdóttir, Bjarnheiður"

Browsing by Author "Kristinsdóttir, Bjarnheiður"

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  • Kristinsdóttir, Bjarnheiður; Hreinsdóttir, Freyja; Lavicza, Zsolt; Jankvist, Uffe Thomas; Elicer, Raimundo; Clark-Wilson, Alison; Weigand, Hans-Georg; Thomsen, Marianne (Danish School of Education, Aarhus University, 2022)
    Previous research indicated that silent video tasks might be useful for formative assessment practices. Thus, in a second data collection phase of a doctoral study on the development and design of silent video tasks, participants were selected to have ...
  • Kristinsdóttir, Bjarnheiður; Hreinsdóttir, Freyja; Lavicza, Zsolt (University of Copenhagen, 2018-09-05)
    Teachers who encounter difficulties when implementing technology in their classes often hesitate to give it another try. They expect too many technical problems to emerge, reducing time spent on learning mathematics. Still, if a task requires only ...
  • Kristinsdóttir, Bjarnheiður (University of Iceland, School of Education, Faculty of Subject Education, 2021-10)
    This thesis introduces results from a design-based, task design research study in mathematics education, within which silent video tasks were defined, developed, and implemented in upper secondary school mathematics classrooms. It discusses a research ...