Search for dissertations about: "Michal Drechsler"

Found 4 swedish dissertations containing the words Michal Drechsler.

  2. 1. Models in chemistry education : A study of teaching and learning acids and bases in Swedish upper secondary schools

    Author : Michal Drechsler; Lars G Blomberg; Karlstads universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ämnesdidaktik; Subject Didactics; Kemi; Chemistry;

    Abstract : .... READ MORE

  4. 2. Textbooks', teachers', and students' understanding of models used to explain acid-base reactions

    Author : Michal Drechsler; Lars G Blomberg; Karlstads universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ämnesdidaktik; Subject Didactics; Kemi; Chemistry;

    Abstract : .... READ MORE

  5. 3. Models in chemistry education : A study of teaching and learning acids and bases in Swedish upper secondary schools

    Author : Michal Drechsler; Jan van Driel; Helge Strömdahl; Ingo Eilks; Karlstads universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Chemistry Education; Chemistry; Kemi; Chemistry; Kemi;

    Abstract : This thesis reports an investigation of how acid-base models are taught and understood in Swedish upper secondary school. The definition of the concepts of acids and bases has evolved from a phenomenological level to an abstract (particle) level. Several models of acids and bases are introduced in Swedish secondary school. READ MORE

  6. 4. Models of chemical bonding : Representations Used in School Textbooks and by Teachers and their Relation to Students´Difficulties in Understanding

    Author : Anna Bergqvist; Michal Drechsler; Shu-Nu Chang Rundgren; Pernilla Nilsson; Karlstads universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; pedagogical content knowledge; chemical bonding; textbook analysis; students learning difficulties; models in science education; Kemi; Chemistry;

    Abstract : This thesis focuses on how school textbooks and teachers present models of chemical bonding in upper secondary schools in Sweden. In science, as well as in science education, models play a central role, but research has shown that they often are difficult for students to understand. READ MORE