A conceptual distinction is provided between conventional academic predictors and performance-based tests. Conventional academic predictors include grade average in prior education and academic achievement tests. Performance-based tests involve direct measures of a criterion. Subsequently, an empirical study is presented examining the incremental…

This article discusses students' perceptions as a source for understanding education. It addresses what didactically experienced children, called "didactikids", taught us about the empty number line as a didactical model for teaching whole number calculations. The article mainly reports on a student consultancy study carried out in the…

Action learning programmes are supposed to result in both personal and organizational development. However, organizational development can be negligible because, as the term implies, a connection must be secured between what has been learned by action learning participants and other members of an organization. Here, the facilitation and analysis…