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…

This study analyzed 2005-2006 Web of Science bibliometric data from institutions belonging to the Association of Research Libraries (ARL) and corresponding ARL statistics to find any associations between indicators from the two data sets. Principal components analysis on 36 variables from 103 universities revealed obvious associations between…

Discusses the lack of classification systems as a major deficiency in the field of comparative education. Examines previous typologies of education systems and of forms of intergroup relations. Offers a tentative classification of 135 national education systems based on 15 conventional indicators using factor analysis and cluster analysis.…

This article reports findings from a survey of the values and perceived practices of 1212 members of staff in 32 schools in England participating in the "Learning How to Learn" (LHTL) project in relation to teachers' professional learning. Through factor analysis four underlying dimensions of teachers' learning practices were developed.…