I investigate how and whether a heterogeneous group of first-year university mathematics students in South Africa harness the potential power of a computer algebra system (CAS) when doing a specific mathematics task. In order to do this, I develop a framework for deconstructing a mathematics task requiring the use of CAS, into its primary…

Adjunct aids are instructional interventions inserted in textbooks in view of supporting learners to process the information. Different types of adjunct aids are assumed to support different cognitive processes. Research on adjunct aids has focussed on the learning effects of single types of adjunct aids. In this study, the learning effects of…