There is a growing consensus that the neuropsychological underpinnings of developmental
dyscalculia (DD) are a genetically determined disorder of 'number sense', a term denoting …

The literature on spatial associations during number processing is dominated by the SNARC
(spatial–numerical association of response codes) effect. We describe spatial biases found …

Developmental dyscalculia (DD) is a specific learning disability that affects the acquisition of
mathematical skills in children with normal intelligence and age-appropriate school …

An association of numbers and space (SNARC effect) has been examined in an ever
growing literature. In the present quantitative meta-analysis, 46 studies with a total of 106 …

Developmental dyscalculia (DD) is a pervasive difficulty affecting number processing and
arithmetic. It is encountered in around 6% of school-aged children. While previous studies …

Visual thinking-visual imagination or perception of diagrams and symbol arrays, and mental
operations on them-is omnipresent in mathematics. Is this visual thinking merely a …

Links between spatial and mathematical skills across the preschool years LINKS BETWEEN
SPATIAL AND MATHEMATICAL SKILLS ACROSS THE PRESCHOOL YEARS Brian N Verdine …

Passive and active visuospatial working memory (VSWM) were investigated in relation to
maths performance. The mental rotation task was employed as a measure of active VSWM …

Approximate processing of numerosities is a universal and preverbal skill, while exact
number processing above 4 involves the use of culturally acquired number words and …

Background Developmental dyscalculia (DD) is a specific learning disability affecting the
acquisition of mathematical skills in children with otherwise normal general intelligence. The …