2018

• Academic lecture
  Friis, Pernille; Dahl, Heidi; Høynes, Siri-Malén. (2018) Second grade pupils' understanding of "one half". NTNU LaUDiM-konferansen: Eleven i fokus – matematikk på barnetrinnet , Trondheim 2018-11-28 - 2018-11-29

2016

• 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
  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