2024

• Academic lecture
  Dahl, Heidi; Rø, Kirsti. (2024) Investigating curriculum materials and their implementations: An analytic framework. The Tenth Nordic Conference on Mathematics Education (NORMA24) , København 2024-06-04 - 2024-06-07

2023

• Lecture
  Burheim, Oda Tingstad; Dahl, Heidi; Langfeldt, Marit Buset. (2023) Arbeid med matematisk argumentasjon i grunnskolen. Novemberkonferansen , Trondheim 2023-11-22 - 2023-11-23

2022

• Academic lecture
  Arnesen, Kristin Krogh; Dahl, Heidi. (2022) “Why have you written six times five?” Teachers’ use of why in Norwegian mathematics classrooms. CERME12 , online 2022-02-02 - 2022-02-05
• Poster
  Arnesen, Kristin Krogh; Dahl, Heidi. (2022) Hvorfor har du skrevet seks ganger fem? En kvalitativ studie av læreres bruk av hvorfor i matematikk. Lærekraft 100. Arrangement i forbindelse med 100 år med lærerutdanning i Trondheim , Trondheim 2022-10-03 - 2022-10-03

2019

• Academic lecture
  Dahl, Heidi. (2019) “He’s so fast at drawing” – Children’s use of drawings as a tool to solve word problems in multiplication and division. Eleventh Congress of the European Society for Research in Mathematics Education (CERME 11) , Utrecht 2019-02-06 - 2019-02-10

2018

• Academic lecture
  Dahl, Heidi; Dragvoll, Karoline Gillebo; Klemp, Torunn; Nilssen, Vivi. (2018) Collaboration in mathematics – What stimulates and what impedes mathematical progress?. LaUDiM-konferansen: Eleven i fokus – matematikk på barnetrinnet , Trondheim 2018-11-28 - 2018-11-29
• Academic lecture
  Friis, Pernille; Dahl, Heidi; Høynes, Siri-Malén. (2018) Second grade pupils' understanding of "one half". LaUDiM-konferansen: Eleven i fokus – matematikk på barnetrinnet , Trondheim 2018-11-28 - 2018-11-29
• Academic lecture
  Dahl, Heidi. (2018) Barns bruk av tegninger i tekstoppgaver innen multiplikasjon/divisjon. LaUDiM-konferansen: Eleven i fokus – matematikk på barnetrinnet , Trondheim 2018-11-28 - 2018-11-29

2017

• Academic lecture
  Dahl, Heidi; Klemp, Torunn; Nilssen, Vivi Lisbeth. (2017) Collaborative tool-mediated talk - an example from third graders. NORMA 17 , Stockholm 2017-05-30 - 2017-06-03
• Lecture
  Sikko, Svein Arne; Staberg, Ragnhild Lyngved; Cyvin, Jardar; Febri, Maria Immaculata Maya; Dahl, Heidi. (2017) IBL og WoW i profesjonsutvikling for lærere innen realfag gjennom kaskademodell og leksjonsstudier. Forskning for et bedre samfunn. SU-fakultetets oppstartskonferanse , Trondheim 2017-03-16 - 2017-03-16
• Poster
  Dahl, Heidi; Klemp, Torunn. (2017) Språkbruk og språkutvikling i matematikk - LaUDiM. Oppstartskonferanse for Fakultet for samfunns- og utdanningsvitenskap , Trondheim 2017-03-16 - 2017-03-16

2016

• Academic lecture
  Høynes, Siri-Malén; Friis, Pernille; Dahl, Heidi. (2016) A classroom study of young pupils’ work with mixed numbers. ECER 2016-08-23 - 2016-08-26
• Academic lecture
  Høynes, Siri-Malén; Friis, Pernille; Dahl, Heidi. (2016) A classroom study of young pupils’ work with mixed numbers. Seksjonsseminar 2016-09-29 - 2016-09-30
• Academic lecture
  Staberg, Ragnhild Lyngved; Febri, Maria Immaculata Maya; Sikko, Svein Arne; Dahl, Heidi. (2016) Impact of Multiplier Concept on Teachers’ Professional Knowledge. Educating the educators II - international approaches to scaling-up professional development in maths and science education , Freiburg 2016-11-07 - 2016-11-08
• Academic lecture
  Staberg, Ragnhild Lyngved; Sikko, Svein Arne; Dahl, Heidi; Febri, Maria Immaculata Maya. (2016) Combining Inquiry Based Learning and World of Work: Preliminary Study of Teachers’ Professional Development. Den 14. nordiske lærerutdanningskonferansen , Trondheim 2016-05-10 - 2016-05-13
• Academic lecture
  Febri, Maria Immaculata Maya; Sikko, Svein Arne; Dahl, Heidi; Staberg, Ragnhild Lyngved. (2016) Enhancing Teachers’ Professional Knowledge in Connecting the World of Work to Inquiry Based Science Teaching: Case of Norway. 5th International Conference New Perspectives in Science Education , Florence 2016-03-17 - 2016-03-18

2014

• Academic lecture
  Pepin, Birgit; Sikko, Svein Arne; Staberg, Ragnhild Lyngved; Febri, Maria Immaculata Maya; Dahl, Heidi. (2014) Mathematics and Science Teachers' Use of Resources: What counts as a resource?. Educating the Educators. Conference on international approaches to scaling-up profesional development in maths and science education , Essen 2014-12-15 - 2014-12-16

2013

• Academic lecture
  Dahl, Heidi; Valenta, Anita. (2013) Utvikling av varierte regnestrategier gjennom korte matematiske samtaler. Novemberkonferansen 2013, Grunnleggende ferdigheter i faget matematikk , Trondheim 2013-11-27 - 2013-11-28

2011

• Poster
  Dahl, Heidi; Lyngved, Ragnhild; Pepin, Birgit; Sikko, Svein Arne; Munkebye, Eli. (2011) Developing an IBL community: Professional development of mathematics and science teachers in Norway. Towards Europe 2020: Inquiring minds ‐ innovative pedagogies in mathematics and science education , Brüssel 2011-06-27 - 2011-06-27