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 …

The primary goal of this review is to highlight current research and theories describing the
neurobiological basis of math (MD), reading (RD), and comorbid math and reading disability …

The developmental learning disabilities dyscalculia and dyslexia have a combined
prevalence of 10% or more, and a co-occurrence (comorbidity) rate of around 40%. The …

Developmental Dyscalculia (DD) is a learning disorder affecting the ability to acquire school-
level arithmetic skills, affecting approximately 3-6% of individuals. Progress in …

Unresolved controversies regarding the functional impairments at the origin of dyscalculia,
including working memory, approximate number system and attention have pervaded the …

Although approximately 5–8% of students have a mathematical learning disability (MLD),
researchers have yet to develop a consensus operational definition. To examine how MLD …

In this study, we investigated in school-age children the relationship among mathematical
performance, the perception of numerosity (discrimination and mapping to number line), and …

The abilities of children diagnosed with developmental dyscalculia (DD) were examined in
two types of object enumeration: subitizing, and small estimation (5–9 dots). Subitizing is …

Learning difficulties in atypical brain development represent serious obstacles to an
individual's future achievements and can have broad societal consequences. Cognitive …

Developmental dyscalculia (DD) is a disability that impacts math learning and skill
acquisition in school-age children. Here we investigate arithmetic problem solving deficits in …