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Geary, David C. – Learning and Individual Differences, 2010
The collection of articles in this special issue and related studies over the past decade provides a fine example of the substantial progress that has been made in our understanding and remediation of mathematical learning disabilities and difficulties since 1993 (Geary, 1993). The originally proposed procedural and retrieval deficits have been…
Descriptors: Mathematics Education, Learning Disabilities, Short Term Memory, Neuropsychology
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Geary, David C.; Bailey, Drew H.; Littlefield, Andrew; Wood, Phillip; Hoard, Mary K.; Nugent, Lara – Cognitive Development, 2009
Kindergarten to third grade mathematics achievement scores from a prospective study of mathematical development (n = 306) were subjected to latent growth trajectory analyses. The four corresponding classes included children with mathematical learning disability (MLD, 6% of sample), and low (LA, 50%), typically (TA, 39%) and high (HA, 5%) achieving…
Descriptors: Learning Disabilities, Mathematics Achievement, Intelligence Quotient, At Risk Students