Zusammenfassung. Mit der vorliegenden Studie sollte ein statistischer Nachweis für die Existenz einer Gruppe von Kindern im frühen Grundschulalter mit kombinierten Defiziten im rechnerischen und schriftsprachlichen Bereich neben solchen mit isolierten ...
A psychometric analysis of the ZAREKI-R using Rasch-modelsAbstract. The Neuropsychological Test Battery for Number Processing and Calculation in Children (ZAREKI-R; von Aster, Weinhold & Horn, 2006) is a test for the assessment of dyscalculia. It was ...
Learning disabilities: A critical sketch on epidemiologyAbstract. The present review of epidemiological studies on the prevalence and stability of dyslexia and/or dyscalculia reveals that dyslexia is more frequently observed than dyscalculia. The ...
Neurocognitive correlates of dyscalculiaVarious potential determinants of dyscalculia on the cognitive as well as on the neural level are presented. Findings concerning approximate quantity representations, basic visual mechanisms for capturing ...
Effective treatment of children with poor math abilities: Results of a meta-analysisChildren with poor mathematical abilities experience difficulties in many every-day situations. The aim of the present meta-analysis was to systematically summarize ...