• Design and Investigation of a Touch Gesture for Dividing in a Virtual Manipulative Model for Equation-solving 

      Janßen, Thomas; Vallejo-Vargas, Estela; Bikner-Ahsbahs, Angelika; Reid, David Alexander (Journal article; Peer reviewed, 2020)
    • How are proof and proving conceptualized in mathematics curriculum documents in the USA and Japan? 

      Otani, Hiroki; Reid, David Alexander; Shinno, Yusuke (Chapter; Peer reviewed, 2022)
      Only a few international comparative studies have reported on proof and proving in curriculum documents. This report proposes a method of comparing the meaning of proof-related words in two specific countries’ curriculum ...
    • Innføring av algebraisk notasjon 

      Høye, Matthias Solgaard (Master thesis, 2022)
      Masteroppgaven dreier seg om innføring av formell algebraisk notasjon gjennom en funksjonstilnærming til algebra. Forskningen er en kvalitativ studie av elever på åttende trinn (13 år), og forskningen er designet som et ...
    • An introduction to TWG1 : Argumentation and proof 

      Moutsios-Rentzos, Andreas; Buchbinder, Orly; Azrou, Nadia; Bredow, Fiene; Deslis, Dimitrios; Durand-Guerrier, Viviane; Reid, David Alexander; Yang, Mei (Chapter; Peer reviewed, 2023)
      Argumentation and proof is a research area that continues to attract the wide interest of the mathematics education research community, which was also evident in CERME13. CERME13 was the first in-person conference after a ...
    • Researching Mathematics Pedagogy 

      Barwell, Richard; Lunney Borden, Lisa; Manuel, Dominic; Reid, David Alexander; Savard, Annie; Simmt, Elaine; Suurtamm, Christine (Research in Mathematics Education, Chapter; Peer reviewed, 2020)
    • The Role of Feedback When Learning with a Digital Artifact: A Theory Networking Case on Multimodal Algebra Learning 

      Bikner-Ahsbahs, Angelika; Vallejo-Vargas, Estela; Rohde, Steffen; Janßen, Thomas; Reid, David Alexander; Alexandrovsky, D.; Reinschluessel, Anke; Döring, Tanja; Malaka, Rainer (Peer reviewed; Journal article, 2023)
      How digital feedback supports teaching/learning with a digital tool is not yet well understood. In a networking of theories approach, Activity Theory and the Instrumental Approach are combined to investigate the role of ...