In this episode, I describe some activities on the history of geometry. Geogebra is first used to visualize a primary source from Descartes, and then to create the conchoide of Nicomedes. In the last part the so-called human conchoid is described, a form of embodied cognition to let your students get …

Over de stad – nu, vroeger en morgen – wordt veel gezegd en geschreven. Initiatieven, rapporten en projecten buitelen over elkaar heen. We moeten smart, duurzaam, creatief, weerbaar, flexibel en vitaal. Om dit spervuur van feiten en meningen te kunnen verwerken en plaatsen, moeten we soms even afstand …

The contents of the thesis are summarised in the bullet points below: o Problem statement: Low attendance of the Cultural activities. o Hypothesis of the situation: Changes in Management (centralization) and failure to promote the cultural activities efficiently. o An in-depth analysis of the Cervantes …