Gerrit Roorda

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Recent external collaboration on country level. Dive into details by clicking on the dots or

Logical Reasoning in Formal and Everyday Reasoning Tasks
Bronkhorst, H., Roorda, G., Suhre, C. & Goedhart, M., Dec-2020, In: International Journal of Science and Mathematics Education. 18, 8, p. 1673–1694 22 p.
Research output: Contribution to journal › Article › Academic › peer-review

Open Access
File

33 Downloads (Pure)
Het leren van docenten in een Lesson Studyteam: een casestudie
de Vries, S. & Roorda, G., 2019, In: Pedagogische Studiën. 96, 6, p. 401-422 22 p.
Research output: Contribution to journal › Article › Academic › peer-review

Open Access
File

1 Citation (Scopus)

68 Downloads (Pure)
Wat leren vijf vo-docenten wiskunde in hetzelfde LS-team?
Roorda, G. & Vries, de, S., 28-Jun-2019.
Research output: Contribution to conference › Abstract › Academic

Open Access
File

40 Downloads (Pure)
Beter lesgeven met Lesson Study
de Vries, S. & Roorda, G., 22-Jan-2018, Leraar24 is een samenwerking tussen nro kennisnet onderwijscooperatie.
Research output: Other contribution › Professional
Didactief: Lesson Study: hip en veelbelovend
de Vries, S., Roorda, G. & van Veen, K., 7-Dec-2018, 2 p. Ten Brink Uitgevers.
Research output: Other contribution › Professional

Lesson Study, Leren van je leerlingen.
Gerrit Roorda (Speaker) & Wouter Van Joolingen (Speaker)
1-Feb-2019
Activity: Talk and presentation › Professional or public event › Professional
3e Landelijke Lesson Study-conferentie
Siebrichje de Vries (Chair), Iris Uffen (Organiser), Fenna Wolthuis (Organiser), Gerrit Roorda (Member of scientific committee) & Carolien Bakker (Member of scientific committee)
8-May-2018
Activity: Organising and attending an event (fka Participating in or organising an event) › Attending an event (fka Participation in conference) › Professional
Hoe onderwijs je 'logisch redeneren' logischerwijs bij wiskunde C?
Hugo Bronkhorst (Speaker) & Gerrit Roorda (Speaker)
18-May-2018
Activity: Talk and presentation › Professional or public event › Professional
Pas op je Tellen
Gerrit Roorda (Invited speaker) & Saskia van Boven (Invited speaker)
2-Feb-2018
Activity: Talk and presentation › Professional or public event › Professional
Nationale Wiskundedagen
Gerrit Roorda (Speaker)
2017
Activity: Organising and attending an event (fka Participating in or organising an event) › Attending an event (fka Participation in conference) › Academic