Programmed control systems are ubiquitous in the present-day world. In current educational practice, however, these systems are hardly being addressed, and little is known about children's spontaneous understandings about such systems. Therefore, we explored pupils' understandings prior to instruction in three concrete settings: a car park, an…

A long-term instructional experiment involving 45 third graders learning LOGO demonstrated that LOGO fulfills some of its early promise when used in carefully crafted educational contexts. There was little evidence of boosting general problem-solving skills as a result of learning programing, but learning geometry appeared enhanced. (SLD)

Whether software-based mediated instruction reduces the incidence of misconceptions and errors by children learning the LOGO computer language was studied with 24 fourth and 46 second graders. Mediated instruction reduced errors and misconceptions compared to those detected in prior studies. The roles of working memory and true misunderstandings…