Although Corona is a very nasty virus, we can learn from the global imbalance it causes. The "official" opinions are raised above any reasonable and unreasonable doubt, which is dangerous, because unexpected events, such as the new Coronavirus, always lack knowledge at first. By accepting assumptions …

The Scottish mathematician John Napier is best known for inventing the logarithm. However, in his attempts to facilitate multiplication, he left behind something special: the so-called calculator rods. These sticks are based on an old calculation technique called gelosia. This technique can be taught …

Korte beschrijving van het project 'Muziek is Taal en Rekenen' in Delft, waarin basisschoolleerkrachten geleerd wordt te werken met de door Wolf Brinkman en DOK Delft ontwikkelde M=T+R-methodologie.

One of the core elements of the Programme for the International Assessment of Adult Competencies (PIAAC) is a survey of adult skills. The survey measures adults’ proficiency in literacy, numeracy, and problem solving in technology-rich environments. Furthermore, the survey gathers data on how adults …

In today’s era of content abundance, a huge amount of resources is available digitally, from research articles to news items and from online courses to YouTube videos. As a result, lecturers in higher education have an endless supply of crossmedia materials that they can present to students as learning …