The heterogeneity among children with learning disabilities still represents a barrier and a challenge in their conceptualization. Although a dimensional approach has been gaining support, the categorical approach is still the most adopted, as in the recent fifth edition of the "Diagnostic and Statistical Manual of Mental Disorders." The…

Through a review of the literature on mathematical learning disabilities (MLD) and low achievement in mathematics (LA) we have proposed a model classifying mathematical skills involved in learning mathematics into four domains (Core number, Memory, Reasoning, and Visual-spatial). In this paper we present a new experimental computer-based battery…

Explores the responses of teachers and parents to a trial of 'cluster grouping' (gifted students grouped together in a mixed ability class) as a model to meet the needs of exceptional students in a junior secondary school. Identifies factors impacting the school's Cluster Group Project. Discusses the results. (CMK)