Heidi Strømskag
About
Heidi Strømskag is a Professor at the Department of Mathematical Sciences. She has an MSc in mathematics from NTNU and a PhD in mathematics education from the University of Agder. Strømskag is a member of the research group for didactics of mathematics. Her research areas are teaching and learning of algebra, didactic engineering, and mathematical modelling.
Project: CiviMatics – Interdisciplinary mathematical modelling meets civic education (Erasmus+).
Strømskag is a member of the INDRUM Scientific Committee (International Network for Didactic Research in University Mathematics). She is leader of the Teaching Committee of the Norwegian Mathematics Council, and Norway's representative to ICMI (International Commission on Mathematical Instruction).
Publications
2022
-
Chevallard, Yves;
Strømskag, Heidi.
(2022)
Condições de uma transição para o paradigma do questionamento do mundo.
Percursos de estudo e pesquisa à luz da teoria antropológica do didático: Fundamentos teórico-metodológicos para a formação.
Academic chapter/article
-
Fleischmann, Yael;
Rønning, Frode;
Strømskag, Heidi.
(2022)
Modelling climate change through Study and Research Paths.
Proceedings of the Twelfth Congress of the European Society for Research in Mathematics Education (CERME12).
Academic chapter/article
-
Hausberger, Thomas;
Strømskag, Heidi.
(2022)
TWG1: Transitions to, across and from University Mathematics.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Breaches of the didactic contract as a driving force behind learning and non-learning: A story of flaws and wants.
Teaching Mathematics and its Applications.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Conditions for revitalizing the elementary algebra curriculum.
Proceedings of the Twelfth Congress of the European Society for Research in Mathematics Education (CERME12).
Academic chapter/article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Didactic transposition of concavity of functions: From scholarly knowledge to mathematical knowledge to be taught in school.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Elementary algebra as a modelling tool: A plea for a new curriculum.
Recherches en didactique des mathématiques.
volum 42 (3).
Academic article
2021
-
Dahl, Geir;
Munthe-Kaas, Antonella Zanna;
Rønquist, Einar;
Rypdal, Martin Wibe;
Erfjord, Ingvald;
Strømskag, Heidi;
Helgesen, Rita;
Handal, Steffen;
Randeberg, Lise Lyngsnes;
Raustøl, Håkon.
(2021)
Eksamen i matematikk er på ville veier.
Aftenposten (morgenutg. : trykt utg.).
Letter to the editor
-
Grenier-Boley, Nicolas;
Nicolás, Pedro;
Strømskag, Heidi;
Tabchi, Theresia.
(2021)
Mathematics teaching practices at university level.
Research and Development in University Mathematics Education. Overview Produced by the International Network for Didactic Research in University Mathematics.
Academic chapter/article
-
Strømskag, Heidi.
(2021)
Betydningen av en matematikkeksamen på fagets premisser.
Dag og Tid.
Letter to the editor
-
Strømskag, Heidi.
(2021)
Prospective Teachers Solving a Percentage Problem: An Analysis of the Construction of a Praxeology.
Extended Abstracts Spring 2019: Advances in the Anthropological Theory of the Didactic.
Academic chapter/article
-
Strømskag, Heidi;
Chevallard, Yves.
(2021)
De la TSD à la TAD. Un témoignage.
Caminhos da Educação Matemática.
volum 11 (1).
Academic article
2020
-
Abboud, Maha;
Coles, Alf;
Chesnais, Aurélie;
Horoks, Julie;
Jaworski, Barbara;
Mangiante-Orsola, Christine;
Perrin-Glorian, Marie-Jeanne;
Strømskag, Heidi;
Robert, Aline;
Rogalski, Janine.
(2020)
Quand des didacticiens de mathématiques français discutent des théories avec des chercheurs britanniques et européens.
Actes du séminaire de didactique des mathématiques. Année 2019.
Academic chapter/article
-
Strømskag, Heidi.
(2020)
Didaktisk ingeniørvirksomhet i matematikk: Multiplikasjon som modell for situasjoner på 3. trinn.
Samtaleorientert matematikk: Et samspill mellom didaktiske og adidaktiske situasjoner.
Academic chapter/article
-
Strømskag, Heidi.
(2020)
Shunning algebraic formalism: Student teachers and the intricacy of percents.
Recherches en didactique des mathématiques.
volum 40 (1).
Academic article
-
Strømskag, Heidi.
(2020)
Teorien for didaktiske situasjoner i matematikk: Et systemisk rammeverk for å utvikle og studere matematikkundervisning.
Samtaleorientert matematikk: Et samspill mellom didaktiske og adidaktiske situasjoner.
Academic chapter/article
2019
-
Chimoni, Maria;
Hewitt, Dave;
Oldenburg, Reinhard;
Strømskag, Heidi.
(2019)
Algebraic thinking.
Proceedings of the Eleventh Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Chimoni, Maria;
Oldenburg, Reinhard;
Strømskag, Heidi;
Cooper, Jason.
(2019)
ERME Column.
EMS Newsletter.
Scientific translation/review
-
Kilhamn, Cecilia;
Strømskag, Heidi;
Hästö, Peter;
Liljekvist, Yvonne;
Häggström, Johan.
(2019)
Editorial.
Nordisk matematikkdidaktikk.
volum 24 (3-4).
Scientific translation/review
-
Rønning, Frode;
Strømskag, Heidi.
(2019)
Sense and reference of signifiers for elements of polygons.
Proceedings of the Eleventh Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
2018
-
Hodgen, Jeremy;
Oldenburg, Reinhard;
Strømskag, Heidi.
(2018)
Algebraic thinking.
Developing Research in Mathematics Education: Twenty Years of Communication, Cooperation and Collaboration in Europe (European Research in Mathematics Education).
Academic chapter/article
-
Mangiante-Orsola, Christine;
Perrin-Glorian, Marie-Jeanne;
Strømskag, Heidi.
(2018)
Theory of didactical situations as a tool to understand and develop mathematics teaching practices.
Annales de Didactique et de Sciences Cognitives.
volum Spécial English-French.
Academic article
-
Strømskag, Heidi.
(2018)
A model for instructional design in mathematics implemented in teacher education.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
2017
-
Banerjee, Rakhi;
Strømskag, Heidi.
(2017)
Topic Study Group No. 11: Teaching and Learning of Algebra.
Proceedings of the 13th International Congress on Mathematical Education.
Academic chapter/article
-
Hewitt, Dave;
Oldenburg, Reinhard;
Postelnicu, Valentina;
Strømskag, Heidi.
(2017)
Introduction to the papers of TWG03: Algebraic thinking.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
-
Rønning, Frode;
Strømskag, Heidi.
(2017)
Entering the mathematical register through evolution of the material milieu for classification of polygons.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
-
Strømskag, Heidi.
(2017)
A methodology for instructional design in mathematics—with the generic and epistemic student at the centre.
ZDM: Mathematics Education.
volum 49 (6).
Academic article
-
Strømskag, Heidi.
(2017)
Et miljø for algebraisk generalisering og dets innvirkning på studenters matematiske aktivitet.
Nordisk matematikkdidaktikk.
volum 22 (2).
Academic article
-
Strømskag, Heidi;
Jaworski, Barbara.
(2017)
Modelling situations involving equal-sized groups.
Proceedings of the 41st Conference of the International Group for the Psychology of Mathematics Education (Vol. 1).
Academic chapter/article
-
Strømskag, Heidi;
Valenta, Anita.
(2017)
Constraints to a justification of commutativity of multiplication.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
2015
-
Ainley, Janet;
Margolinas, Claire;
Barquero, Berta;
Bikner-Ahsbahs, Angelika;
Calleja, James;
Clarke, David;
Coles, Alf;
Gardner, Kimberley;
Gimenez, Joaquim;
Johnson, Heather L.;
Lin, Pi-Jen;
Lithner, Johan;
Måsøval, Heidi Strømskag;
Radonich, Peter;
Savard, Annie.
(2015)
Accounting for student perspectives in task design.
Task design in mathematics education.
Academic chapter/article
-
Hodgen, Jeremy;
Oldenburg, Reinhard;
Postelnicu, Valentina;
Strømskag, Heidi.
(2015)
Introduction to the papers of TWG03: Algebraic thinking.
Proceedings of the Ninth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Strømskag, Heidi.
(2015)
A pattern-based approach to elementary algebra.
Proceedings of the Ninth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Strømskag, Heidi.
(2015)
Students' mathematical activity constrained by the milieu: A case of algebra.
Studies in Subject Didactics.
volum 10.
Academic article
2014
-
Clarke, David;
Strømskag, Heidi;
Johnson, Heather Lynn;
Bikner-Ahsbahs, Angelika;
Gardner, Kimberley.
(2014)
Mathematical tasks and the student.
Proceedings of the 38th Conference of the International Group for the Psychology of Mathematics Education and the 36th Conference of the North American Chapter of the Psychology of Mathematics Education.
Academic chapter/article
-
Strømskag, Heidi.
(2014)
Didactical handling of a gap between a teacher's intention and students' mathematical activity.
Proceedings of the 38th Conference of the International Group for the Psychology of Mathematics Education and the 36th Conference of the North American Chapter of the Psychology of Mathematics Education.
Academic chapter/article
2013
-
Måsøval, Heidi Strømskag.
(2013)
An adidactical milieu that fails to prepare for an intended statement of equivalence.
Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education: Mathematics learning across the life span.
Academic chapter/article
-
Måsøval, Heidi Strømskag.
(2013)
From recursive to explicit formula for the n-th member of a sequence mapped from a shape pattern.
Proceedings of the Eighth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Måsøval, Heidi Strømskag.
(2013)
Shortcomings in the milieu for algebraic generalisation arising from task design and vagueness in mathematical discourse.
Task design in mathematics education. Proceedings of ICMI Study 22.
Academic chapter/article
Scientific articles
-
Hausberger, Thomas;
Strømskag, Heidi.
(2022)
TWG1: Transitions to, across and from University Mathematics.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Breaches of the didactic contract as a driving force behind learning and non-learning: A story of flaws and wants.
Teaching Mathematics and its Applications.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Didactic transposition of concavity of functions: From scholarly knowledge to mathematical knowledge to be taught in school.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Elementary algebra as a modelling tool: A plea for a new curriculum.
Recherches en didactique des mathématiques.
volum 42 (3).
Academic article
-
Strømskag, Heidi;
Chevallard, Yves.
(2021)
De la TSD à la TAD. Un témoignage.
Caminhos da Educação Matemática.
volum 11 (1).
Academic article
-
Strømskag, Heidi.
(2020)
Shunning algebraic formalism: Student teachers and the intricacy of percents.
Recherches en didactique des mathématiques.
volum 40 (1).
Academic article
-
Mangiante-Orsola, Christine;
Perrin-Glorian, Marie-Jeanne;
Strømskag, Heidi.
(2018)
Theory of didactical situations as a tool to understand and develop mathematics teaching practices.
Annales de Didactique et de Sciences Cognitives.
volum Spécial English-French.
Academic article
-
Strømskag, Heidi.
(2018)
A model for instructional design in mathematics implemented in teacher education.
International Network for Didactic Research in University Mathematics : INDRUM.
Academic article
-
Strømskag, Heidi.
(2017)
A methodology for instructional design in mathematics—with the generic and epistemic student at the centre.
ZDM: Mathematics Education.
volum 49 (6).
Academic article
-
Strømskag, Heidi.
(2017)
Et miljø for algebraisk generalisering og dets innvirkning på studenters matematiske aktivitet.
Nordisk matematikkdidaktikk.
volum 22 (2).
Academic article
-
Strømskag, Heidi.
(2015)
Students' mathematical activity constrained by the milieu: A case of algebra.
Studies in Subject Didactics.
volum 10.
Academic article
Journal publications
-
Dahl, Geir;
Munthe-Kaas, Antonella Zanna;
Rønquist, Einar;
Rypdal, Martin Wibe;
Erfjord, Ingvald;
Strømskag, Heidi;
Helgesen, Rita;
Handal, Steffen;
Randeberg, Lise Lyngsnes;
Raustøl, Håkon.
(2021)
Eksamen i matematikk er på ville veier.
Aftenposten (morgenutg. : trykt utg.).
Letter to the editor
-
Strømskag, Heidi.
(2021)
Betydningen av en matematikkeksamen på fagets premisser.
Dag og Tid.
Letter to the editor
-
Chimoni, Maria;
Oldenburg, Reinhard;
Strømskag, Heidi;
Cooper, Jason.
(2019)
ERME Column.
EMS Newsletter.
Scientific translation/review
-
Kilhamn, Cecilia;
Strømskag, Heidi;
Hästö, Peter;
Liljekvist, Yvonne;
Häggström, Johan.
(2019)
Editorial.
Nordisk matematikkdidaktikk.
volum 24 (3-4).
Scientific translation/review
Part of book/report
-
Chevallard, Yves;
Strømskag, Heidi.
(2022)
Condições de uma transição para o paradigma do questionamento do mundo.
Percursos de estudo e pesquisa à luz da teoria antropológica do didático: Fundamentos teórico-metodológicos para a formação.
Academic chapter/article
-
Fleischmann, Yael;
Rønning, Frode;
Strømskag, Heidi.
(2022)
Modelling climate change through Study and Research Paths.
Proceedings of the Twelfth Congress of the European Society for Research in Mathematics Education (CERME12).
Academic chapter/article
-
Strømskag, Heidi;
Chevallard, Yves.
(2022)
Conditions for revitalizing the elementary algebra curriculum.
Proceedings of the Twelfth Congress of the European Society for Research in Mathematics Education (CERME12).
Academic chapter/article
-
Grenier-Boley, Nicolas;
Nicolás, Pedro;
Strømskag, Heidi;
Tabchi, Theresia.
(2021)
Mathematics teaching practices at university level.
Research and Development in University Mathematics Education. Overview Produced by the International Network for Didactic Research in University Mathematics.
Academic chapter/article
-
Strømskag, Heidi.
(2021)
Prospective Teachers Solving a Percentage Problem: An Analysis of the Construction of a Praxeology.
Extended Abstracts Spring 2019: Advances in the Anthropological Theory of the Didactic.
Academic chapter/article
-
Abboud, Maha;
Coles, Alf;
Chesnais, Aurélie;
Horoks, Julie;
Jaworski, Barbara;
Mangiante-Orsola, Christine;
Perrin-Glorian, Marie-Jeanne;
Strømskag, Heidi;
Robert, Aline;
Rogalski, Janine.
(2020)
Quand des didacticiens de mathématiques français discutent des théories avec des chercheurs britanniques et européens.
Actes du séminaire de didactique des mathématiques. Année 2019.
Academic chapter/article
-
Strømskag, Heidi.
(2020)
Didaktisk ingeniørvirksomhet i matematikk: Multiplikasjon som modell for situasjoner på 3. trinn.
Samtaleorientert matematikk: Et samspill mellom didaktiske og adidaktiske situasjoner.
Academic chapter/article
-
Strømskag, Heidi.
(2020)
Teorien for didaktiske situasjoner i matematikk: Et systemisk rammeverk for å utvikle og studere matematikkundervisning.
Samtaleorientert matematikk: Et samspill mellom didaktiske og adidaktiske situasjoner.
Academic chapter/article
-
Chimoni, Maria;
Hewitt, Dave;
Oldenburg, Reinhard;
Strømskag, Heidi.
(2019)
Algebraic thinking.
Proceedings of the Eleventh Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Rønning, Frode;
Strømskag, Heidi.
(2019)
Sense and reference of signifiers for elements of polygons.
Proceedings of the Eleventh Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Hodgen, Jeremy;
Oldenburg, Reinhard;
Strømskag, Heidi.
(2018)
Algebraic thinking.
Developing Research in Mathematics Education: Twenty Years of Communication, Cooperation and Collaboration in Europe (European Research in Mathematics Education).
Academic chapter/article
-
Banerjee, Rakhi;
Strømskag, Heidi.
(2017)
Topic Study Group No. 11: Teaching and Learning of Algebra.
Proceedings of the 13th International Congress on Mathematical Education.
Academic chapter/article
-
Hewitt, Dave;
Oldenburg, Reinhard;
Postelnicu, Valentina;
Strømskag, Heidi.
(2017)
Introduction to the papers of TWG03: Algebraic thinking.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
-
Rønning, Frode;
Strømskag, Heidi.
(2017)
Entering the mathematical register through evolution of the material milieu for classification of polygons.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
-
Strømskag, Heidi;
Jaworski, Barbara.
(2017)
Modelling situations involving equal-sized groups.
Proceedings of the 41st Conference of the International Group for the Psychology of Mathematics Education (Vol. 1).
Academic chapter/article
-
Strømskag, Heidi;
Valenta, Anita.
(2017)
Constraints to a justification of commutativity of multiplication.
Proceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME 10).
Academic chapter/article
-
Ainley, Janet;
Margolinas, Claire;
Barquero, Berta;
Bikner-Ahsbahs, Angelika;
Calleja, James;
Clarke, David;
Coles, Alf;
Gardner, Kimberley;
Gimenez, Joaquim;
Johnson, Heather L.;
Lin, Pi-Jen;
Lithner, Johan;
Måsøval, Heidi Strømskag;
Radonich, Peter;
Savard, Annie.
(2015)
Accounting for student perspectives in task design.
Task design in mathematics education.
Academic chapter/article
-
Hodgen, Jeremy;
Oldenburg, Reinhard;
Postelnicu, Valentina;
Strømskag, Heidi.
(2015)
Introduction to the papers of TWG03: Algebraic thinking.
Proceedings of the Ninth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Strømskag, Heidi.
(2015)
A pattern-based approach to elementary algebra.
Proceedings of the Ninth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Clarke, David;
Strømskag, Heidi;
Johnson, Heather Lynn;
Bikner-Ahsbahs, Angelika;
Gardner, Kimberley.
(2014)
Mathematical tasks and the student.
Proceedings of the 38th Conference of the International Group for the Psychology of Mathematics Education and the 36th Conference of the North American Chapter of the Psychology of Mathematics Education.
Academic chapter/article
-
Strømskag, Heidi.
(2014)
Didactical handling of a gap between a teacher's intention and students' mathematical activity.
Proceedings of the 38th Conference of the International Group for the Psychology of Mathematics Education and the 36th Conference of the North American Chapter of the Psychology of Mathematics Education.
Academic chapter/article
-
Måsøval, Heidi Strømskag.
(2013)
An adidactical milieu that fails to prepare for an intended statement of equivalence.
Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education: Mathematics learning across the life span.
Academic chapter/article
-
Måsøval, Heidi Strømskag.
(2013)
From recursive to explicit formula for the n-th member of a sequence mapped from a shape pattern.
Proceedings of the Eighth Congress of the European Society for Research in Mathematics Education.
Academic chapter/article
-
Måsøval, Heidi Strømskag.
(2013)
Shortcomings in the milieu for algebraic generalisation arising from task design and vagueness in mathematical discourse.
Task design in mathematics education. Proceedings of ICMI Study 22.
Academic chapter/article
Teaching
Courses
- RFEL3100 - Research Methods in Mathematics and Science Education
- SKOLE6232 - Mathematical Modelling and ICT in the Teaching of Mathematics (for Grades 11-13)
- SKOLE6224 - Research Methods in Mathematics Education (for Grades 8-13)
- SKOLE6233 - Task Design and the Mathematics Teacher's Roles (for Grades 11-13)
- MA3061 - Design and analysis of mathematics teachingpistemological Knowledge for Mathematics Teachers
Media
2022
-
PosterFleischmann, Yael; Rønning, Frode; Strømskag, Heidi. (2022) Modelling climate change – the CiviMatics project’s approach to connect mathematics education and political education. 12th Congress of the European Society for Research in Mathematics Education (CERME12) ; 2022-02-02 - 2022-02-06.
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Academic lectureStrømskag, Heidi. (2022) Algebra as a modelling tool in student teachers’ investigations of the natural and social world . Nordic Network of Algebra Learning . Karlstads universitet; Karlstad. 2022-12-05 - 2022-12-06.
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Academic lectureStrømskag, Heidi. (2022) Breaches of the didactic contract as a driving force behind learning and nonlearning. A story of flaws in the proof of a famous theorem. Symposium . Institutt for lærerutdanning, NTNU; Trondheim. 2022-03-28 - 2022-03-29.
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Academic lectureStrømskag, Heidi. (2022) SRPs in teacher education: Naturalization of knowledge as an obstacle to questioning the knowledge to be taught. 7th International Conference on the ATD . Centre de Recerca Matemàtica; Barcelona. 2022-06-19 - 2022-06-23.
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Academic lectureStrømskag, Heidi. (2022) Study and research paths in teacher education. Seminar ved Københavns Universitet . Institut for Naturfagenes Didaktik; Digital. 2022-05-27 - 2022-05-27.
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Academic lectureStrømskag, Heidi. (2022) Tverrfaglige studie- og forskningsløyper om klimaendringer i et lektorprogram i realfag (8–13). KLæM 22 . Universitetet i Agder; Kristiansand. 2022-09-19 - 2022-09-21.
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Academic lectureStrømskag, Heidi; Chevallard, Yves. (2022) Conditions for revitalizing the elementary algebra curriculum. 12th Congress of the European Society for Research in Mathematics Education . European Society for Research in Mathematics Education; Digtial. 2022-02-02 - 2022-02-05.
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Academic lectureStrømskag, Heidi; Chevallard, Yves. (2022) Didactic transposition of concavity of functions. 4th Conference of the International Network for Didactic Research in University Mathematics . INDRUM; Hannover. 2022-10-19 - 2022-10-22.
2021
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Academic lectureFleischmann, Yael; Rønning, Frode; Strømskag, Heidi. (2021) Modelling of climate change in the CiviMatics project. Herbsttagung des GDM-Arbeitskreises 'Mathematik und Bildung' . Gesellschaft für Didaktik der Mathematik; Digital. 2021-10-22 - 2021-10-22.
2019
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Academic lectureMangiante-Orsola, Christine; Perrin-Glorian, Marie-Jeanne; Strømskag, Heidi. (2019) La théorie des situations didactiques comme outil pour comprendre et développer les pratiques professionnelles des enseignants en mathématiques. Séminaire de didactique des mathématiques de l’ARDM . L'Assoc. pour la recherche en didactique des mathématique; Paris. 2019-03-28 - 2019-03-29.
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Academic lectureRønning, Frode; Strømskag, Heidi. (2019) Sense and reference of signifiers for elements of polygons. Eleventh Congress of the European Society for Research in Mathematics Education (CERME 11) . Freudenthal Group, Utrecht University & ERME; Utrecht. 2019-02-06 - 2019-02-10.
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Academic lectureStrømskag, Heidi. (2019) Overgang fra matematikk i skolen til matematikk i høyere utdanning. Årsmøte i Norsk Matematikkråd ; Stavanger. 2019-09-18 - 2019-09-20.
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Academic lectureStrømskag, Heidi. (2019) Prospective teachers inquiring into an involved problem of percents: An analysis of conditions and constraints using ATD tools. IRP Advances in the Anthropological Theory of the Didactic and their consequences in curricula and in teacher education . Centre de Recerca Matemàtica; Barcelona. 2019-06-17 - 2019-06-28.
2018
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Academic lectureStrømskag, Heidi. (2018) A model for instructional design in mathematics implemented in teacher education. INDRUM 2018 Second Conference of the International Network for Didactic Research in University Mathematics . University of Agder; Kristiansand. 2018-04-05 - 2018-04-07.
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Academic lectureStrømskag, Heidi. (2018) Didactical design for the mathematics classroom. Language Use and Development in the Mathematics Classroom . LaUDiM; Trondheim. 2018-11-28 - 2018-11-29.
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Academic lectureStrømskag, Heidi. (2018) Tensions between the mathematical knowledge at stake and the situational models used to illustrate the knowledge: A case from a Norwegian 3rd grade classroom. Seminar . Universitat de Barcelona; Barcelona. 2018-12-13.
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Popular scientific lectureStrømskag, Heidi. (2018) Why do some people have problems comprehending mathematics?. Forum for matematiske perler ; Institutt for matematiske fag, NTNU. 2018-09-07 - 2018-09-07.
2017
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Academic lectureMangiante-Orsola, Christine; Perrin-Glorian, Marie-Jeanne; Strømskag, Heidi. (2017) Theory of didactical situations as a tool to understand and develop mathematics teachers' practices. Symposium Frengly 3 . Laboratoire de Didactique André Revuz; Université Paris-Diderot. 2017-11-16 - 2017-11-18.
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Academic lectureRønning, Frode; Strømskag, Heidi. (2017) Entering the mathematical register through evolution of the material milieu for classification of polygons. Tenth Congress of the European Society for Research in Mathematics Education (CERME 10) ; Dublin. 2017-02-01 - 2017-02-05.
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Academic lectureStrømskag, Heidi. (2017) A methodology for instructional design in mathematics. Oberseminar Didaktik der Mathematik . Universität Augsburg, Institut für Mathematik; Augsburg. 2017-07-10.
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Academic lectureStrømskag, Heidi. (2017) A methodology for instructional design in mathematics. Eighth Nordic Conference on Mathematics Education . Stockholm University, NORME; Stockholm. 2017-05-30 - 2017-06-02.
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Academic lectureStrømskag, Heidi. (2017) Combining the theory of didactical situations and semiotic theory in an investigation of students’ enterprise of representing a relationship in algebraic notation. MEC Symposium. Algebra: Gateway to mathematics, science, society and the world . Mathematics Education Centre; Loughborough University. 2017-05-24 - 2017-05-25.
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Academic lectureStrømskag, Heidi. (2017) Instruksjonsdesign i matematikk - en epistemologisk modell for en spesiell matematisk kunnskap. Seminar ved Institutt for lærerutdanning . Fagseksjon for matematikk; Institutt for lærerutdanning. 2017-11-17 - 2017-11-17.
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Academic lectureStrømskag, Heidi; Jaworski, Barbara. (2017) Modelling situations involving equal-sized groups. PME 41 . Nanyang Technological University; Singapore. 2017-07-17 - 2017-07-22.
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Academic lectureStrømskag, Heidi; Valenta, Anita. (2017) Justification of commutativity of multiplication at Grade 6. Tenth Congress of the European Society for Research in Mathematics Education (CERME 10) . European Society for Research in Mathematics Education; Dublin. 2017-02-01 - 2017-02-05.
2016
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Academic lectureMangiante, Christine; Perrin-Glorian, Marie-Jeanne; Strømskag, Heidi. (2016) Using TDS to understand and develop mathematics teaching in primary classrooms in France and Norway. Symposium Frengly 2 . Laboratoire de Didactique André Revuz; Université Paris-Diderot. 2016-07-06 - 2016-07-08.
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Academic lectureStrømskag, Heidi. (2016) Designing didactical situations for the elementary classroom: Conditions that enable or hinder mathematics learning. Advisory Board meeting for the LaUDiM project . The LaUDiM project; Faculty of Teacher and Interpreter Education, NTNU. 2016-06-16 - 2016-06-17.
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Academic lectureStrømskag, Heidi. (2016) Evolution of the milieu for a particular piece of mathematical knowledge. The Thirteenth International Congress on Mathematical Education . Gesellschaft für Didaktik der Mathematik - GDM; Hamburg. 2016-07-24 - 2016-07-31.
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Academic lectureStrømskag, Heidi. (2016) Interaction in the mathematics classroom - from the perspective of two different theories. MEC Seminar, Loughborough University . Loughborough University; Loughborough. 2016-03-17.
2015
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Academic lectureStrømskag, Heidi. (2015) A pattern-based approach to elementary algebra. 9th Congress of the European Society for Research in Mathematics Education . Charles University; Praha. 2015-02-04 - 2015-02-08.
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Academic lectureStrømskag, Heidi. (2015) Analyse av kvalitative data ved koding og kategorisering. Seminar for forskergruppen SkrivSats . SkrivSats forskergruppe; HiST-ALT. 2015-02-25.
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Academic lectureStrømskag, Heidi. (2015) Comparing and contrasting two theoretical approaches to social interaction in the mathematics classroom - The theory of didactical situations and the theory of social interactionism. Seminar, University of Gothenburg . University of Gothenburg; 2015-12-16.
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LectureStrømskag, Heidi. (2015) Flislegging for å finne en sammenheng mellom to typer tall. Novemberkonferansen . Norsk senter for matematikk i opplæringen; Trondheim. 2015-11-24 - 2016-11-25.
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Academic lectureStrømskag, Heidi. (2015) Fra faktorer som hindrer algebraiske generaliseringsprosesser til design av epistemologiske modeller. Seminar ved Institutt for matematiske fag . Institutt for matematiske fag; NTNU. 2015-04-09 - 2015-04-09.
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Academic lectureStrømskag, Heidi. (2015) Language use and development in the mathematics classroom: On the TDS. Research meeting with the reference group of LaUDiM . The LaUDiM project; Høgskolen i Sør-Trøndelag. 2015-06-02 - 2015-06-04.
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Academic lectureStrømskag, Heidi. (2015) On the notion of an epistemological model. Seminar i matematikkdidaktikk . Matematikkseksjonen ved HiST-ALT; Høgkolen i Sør-Trøndelag. 2015-05-26 - 2015-05-27.
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Academic lectureStrømskag, Heidi. (2015) TDS: Teorien for didaktiske situasjoner i matematikk – en modell og et analyseverktøy. Faglig forum . Høgskolen i Sør-Trøndelag; Avdeling for lærer- og tolkeutdanning. 2015-05-07.
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Academic lectureStrømskag, Heidi. (2015) Transformation between different registers of semiotic representation of a mathematical object: A challenging task. Symposium “The Role of Mathematical Tasks in Promoting Domain-Specific and Domain-Transcendent Mathematical Reasoning" . European Conference on Educational Research (ECER 2015); Corvinus University of Budapest. 2015-09-07 - 2015-09-11.
2014
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Academic lectureClarke, David; Strømskag, Heidi; Johnson, Heather Lynn; Bikner-Ahsbahs, Angelika; Gardner, Kimberley. (2014) Research Forum: Mathematical tasks and the student. PME 38 . International Group for the Psychology of Math Education; Vancouver. 2014-07-15 - 2014-07-20.
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Academic lectureMåsøval, Heidi Strømskag. (2014) Building on the concept of milieu - in an open coding process. Symposium on French and UK research on mathematics teaching . Université Paris Diderot; Paris. 2014-01-30 - 2014-02-01.
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Academic lectureMåsøval, Heidi Strømskag. (2014) Et epistemologisk perspektiv på matematikkundervisning: et eksempel fra algebra. Nasjonal konferanse om karaktersetting i matematikk i lærerutdanning . Nasjonalt råd for lærerutdanning, UHR; Trondheim. 2014-09-09 - 2014-09-10.
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Academic lectureMåsøval, Heidi Strømskag. (2014) Student teachers’ pattern generalisation conceptualised through the theory of didactical situations in mathematics. Seminar, Københavns universitet . Institut for Naturfagenes Didaktik; København. 2014-09-05.
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Academic lectureStrømskag, Heidi. (2014) Students’ mathematical activity constrained by the milieu: a case of algebra. Seventh Nordic Conference on Mathematics Education . University of Turku; Turku. 2014-06-03 - 2014-06-06.
2013
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Academic lectureMåsøval, Heidi Strømskag. (2013) Algebra i meningsfylte kontekster: Representasjon av generalitet i mønster. Seminar, Nasjonalt senter for matematikk i opplæringen . Nasjonalt senter for matematikk i opplæringen; Trondheim. 2013-11-22.
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Academic lectureMåsøval, Heidi Strømskag. (2013) An adidactical milieu that fails to prepare for an intended statement of equivalence. PME 37 . Kiel University; Kiel. 2013-07-28 - 2013-08-02.
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Academic lectureMåsøval, Heidi Strømskag. (2013) Formation of a gap between a teacher’s intention and students’ mathematical activity. Seminar, Göteborgs Universitet . Göteborgs universitet; Göteborg. 2013-09-26.
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Academic lectureMåsøval, Heidi Strømskag. (2013) From recursive to explicit formula for the n-th member of a sequence mapped from a shape pattern. Eighth Congress of European Research in Mathematics Education . European Society for Research in Mathematics Education; Antalya. 2013-02-06 - 2013-02-10.
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Academic lectureMåsøval, Heidi Strømskag. (2013) Shortcomings in the milieu for algebraic generalisation arising from task design and vagueness in mathematical discourse. ICMI 22 Study Conference on Task Design in Mathematics Education . International Commission on Mathematical Instruction; University of Oxford. 2013-07-22 - 2013-07-26.
2012
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Academic lectureMåsøval, Heidi Strømskag. (2012) Faktorer som begrenser studenters etablering av algebraisk generalitet i figurmønstre. Konferanse for lærerutdannere i matematikk . Universitetet i Tromsø; Sommarøya. 2012-09-24 - 2012-09-27.
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Academic lectureMåsøval, Heidi Strømskag. (2012) Similarities and differences between didactical phenomena and patterns of mathematical interaction: Comparing Elements of the French School of Mathematics Education with elements of the Theory of Social Interactionism. Ph.D. trial lecture . University of Agder; Kristiansand. 2012-02-09 - 2012-02-09.
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Academic lectureMåsøval, Heidi Strømskag; Burheim, Oda Tingstad. (2012) Forskningsbasert masterutdanning i matematikkdidaktikk. Studiekvalitetsdagen ved HiST . Høgskolen i Sør-Trøndelag; Trondheim. 2012-09-18.
2010
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Academic lectureMåsøval, Heidi Strømskag. (2010) Algebraisk generalisering: Når målet er en matematisk setning som uttrykker en relasjon mellom tallfølger. Lokallagsamling for Landslaget for Matematikk i Skolen . Landslaget for Matematikk i Skolen; Gardermoen. 2010-02-05 - 2010-02-07.
2008
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Academic lectureBergsten, Christer; Fuglestad, Anne Berit; Måsøval, Heidi Strømskag; Wedege, Tine; Hannula, Markku S.. (2008) Research questions and themes for future research in mathematics education. Plenary Panel. The 5th Nordic Conference on Research in Mathematics Education ; København. 2008-04-21 - 2008-04-25.
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Academic lectureMåsøval, Heidi Strømskag. (2008) Complexity of operating beyond naïve empiricism when proving a conjectured formula for the general term of a geometrical pattern. 5th Nordic Conference on Research in Mathematics Education ; Copenhagen. 2008-04-21 - 2008-04-25.
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Academic lectureMåsøval, Heidi Strømskag. (2008) Expressing and justifying generality in geometrical patterns: A case study of first-year student teachers' small-group collaboration at a university college. Presentation of preliminary doctoral dissertation . Universitetet i Agder, Institutt for matematiske fag; Universitetet i Agder. 2008-04-11.
2007
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PosterBreiteig, Trygve; Hundeland, Per Sigurd; Lorentzen, Svein; Måsøval, Heidi Strømskag; Sandvold, Karl Erik. (2007) Veien videre Paneldiskusjon. Bedre matematikkundervisning: Kan FoU hjelpe? . Norges forskningsråd; Oslo. 2007-10-17 - 2007-10-17.
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Academic lectureMåsøval, Heidi Strømskag. (2007) Fra problemstilling knyttet til læring og undervisning av algebra til valg av metodisk tilnærming. Seminar . NTNU (Norges teknisk-naturvitenskapelige universitet), PLU; Høgskolen i Sør-Trøndelag, Trondheim. 2007-08-21 - 2007-08-22.
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Academic lectureMåsøval, Heidi Strømskag. (2007) Research on student teachers' generalisation processes in algebra: A theoretical perspective. Seminar . Mathematics Education Centre; Loughborough University. 2007-11-05.
2006
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Academic lectureMåsøval, Heidi Strømskag. (2006) Bruk av teori i analyse av data fra klasserommet i matematikk. KUL Matematikk: Læringsfellesskap og IKT i læring . Universitetet i Agder; Kristiansand. 2006-09-05 - 2006-09-07.
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Academic lectureMåsøval, Heidi Strømskag; Rønning, Frode. (2006) Utvikling av faglig profesjonalitet - i spenningsfeltet mellom matematisk kunnskap og elevers utforsking. Fra skoleport til klasserom . Nasjonalt nettverk for kvalitetsvurdering; Trondheim. 2006-03-29 - 2006-03-30.
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PosterMåsøval, Heidi Strømskag; Rønning, Frode. (2006) Ways in which mathematics is necessary for developing didactical knowledge in mathematics. What is the specific role of mathematics in mathematics education research? . NTNU; Trondheim. 2006-11-09.
2005
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Academic lectureGoodchild, Simon; Jaworski, Barbara; Måsøval, Heidi Strømskag. (2005) Learning from students´ talk in mathematics classroom: Workshop on classroom research. NORMA 05: Fourth Nordic Conference on Mathematics Education . HiST, NTNU; Trondheim. 2005-09-02 - 2005-09-06.
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Academic lectureMåsøval, Heidi Strømskag. (2005) When students see the target as 'doing' more than 'knowing'. NORMA 05: Fourth Nordic Conference on Mathematics Education . HiST, NTNU; Trondheim. 2005-09-02 - 2005-09-06.
2004
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Academic lectureMåsøval, Heidi Strømskag. (2004) Student authority in mathematics classroom discourse. The 28th Conference of the International Group for the Psychology of Mathematics Education . Høgskolen i Bergen; Bergen. 2004-07-14 - 2004-07-18.
2003
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Academic lectureJenssen, Annepetra; Måsøval, Heidi Strømskag. (2003) Tverrfaglig uteskole med vekt på kroppsøving og matematikk -`Utfordringer til hode og kropp´: Parallellsesjon. Barn og ungdom ut i naturen: Nordisk idrettslærerkongress ; Oppdal. 2003-06-23 - 2003-06-27.
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PosterMåsøval, Heidi Strømskag. (2003) Forsøk med ny studiemodell for allmennlærerutdanning med vekt på realfag. Midt-Norsk Nettverks FOU-dag ; Trondheim. 2003-02-14 - 2003-02-14.
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Academic lectureMåsøval, Heidi Strømskag. (2003) Uterommet som læringsarena: Verksted. Det generelle i det spesielle - problemer i spenningsfeltet mellom det konkrete og det abstrakte i matematikken ; Bø i Telemark. 2003-09-22 - 2003-09-25.
2001
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PosterMåsøval, Heidi Strømskag; Rønning, Frode. (2001) An inductive approach to conceptual development in the area of functions. Conceptions of mathematics . Högskolan Kristianstad; Kristianstad. 2001-06-08 - 2001-06-12.
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PosterMåsøval, Heidi Strømskag; Rønning, Frode. (2001) Matematikk og kunst - kommunikasjon og komposisjon: Verksted. Mangfold i matematikken: LAMIS' sommerkurs ; Kristiansand. 2001-08-07 - 2001-08-10.
2000
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PosterBotten, Geir; Måsøval, Heidi Strømskag. (2000) Matematiske skattejakter: Verksted. Matematik 2000 – Fokus i teorier og praksis ; Borgarfjörður. 2000-06-22 - 2000-06-26.
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PosterMåsøval, Heidi Strømskag; Rønning, Frode. (2000) Semiregulære og aperiodiske tesselleringer. Geometri - mer enn passer, linjal og blyant . HiST; Røros. 2000-09-25 - 2000-09-28.