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Swanson, H. Lee; Kong, Jennifer; Petcu, Stefania D.; Asencio Pimentel, Monica Fiorella – Exceptional Children, 2020
This study investigated the prevalence of latent classes at risk for reading or math disabilities in elementary-age children whose first language is Spanish. To this end, children (N = 394) in Grades 1, 2, and 3 were administered a battery of vocabulary, reading, math, and cognitive measures in both Spanish and English. Three important findings…
Descriptors: Incidence, At Risk Students, Learning Disabilities, Reading Skills
Swanson, H. Lee; Orosco, Michael J.; Kudo, Milagros – Journal of Learning Disabilities, 2017
This cohort-sequential study explored the components of working memory (WM) that underlie second language (L2) reading growth in 450 children at risk and not at risk for reading disabilities (RD) whose first language is Spanish. English language learners designated as balanced and nonbalanced bilinguals with and without risk for RD in Grades 1, 2,…
Descriptors: Short Term Memory, Bilingualism, Reading Difficulties, Spanish Speaking
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Eklund, Kenneth; Torppa, Minna; Aro, Mikko; Leppänen, Paavo H. T.; Lyytinen, Heikki – Journal of Educational Psychology, 2015
This study followed the development of reading speed, reading accuracy, and spelling in transparent Finnish orthography in children through Grades 2, 3, and 8. We compared 2 groups of children with familial risk for dyslexia--1 group with dyslexia (Dys _FR, n = 35) and 1 group without (NoDys_FR, n = 66) in Grade 2--with a group of children without…
Descriptors: Grade 2, Grade 3, Grade 8, Literacy
Swanson, H. Lee; Lussier, Catherine M.; Orosco, Michael J. – Journal of Learning Disabilities, 2015
This study investigated the role of strategy instruction and working memory capacity (WMC) on word problem solving accuracy in children with (n = 100) and without (n = 92) math difficulties (MD). Within classrooms, children in Grades 2 and 3 were randomly assigned to one of four treatment conditions: verbal-only strategies (e.g., underlining…
Descriptors: Cognitive Style, Learning Strategies, Short Term Memory, Problem Solving
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Guzman-Orth, Danielle; Grimm, Ryan; Gerber, Michael; Orosco, Michael; Swanson, H. Lee; Lussier, Cathy – Journal of Psychoeducational Assessment, 2015
The Working Memory Rating Scale (WMRS) was designed as a behavioral rating tool to assist teachers in identifying students at risk of working memory difficulties. The instrument was originally normed on 417 monolingual English-speaking children from the United Kingdom. The purpose of this study was to test the reliability and validity of the WMRS…
Descriptors: Short Term Memory, Rating Scales, Psychometrics, English Language Learners
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Cowan, Richard; Powell, Daisy – Journal of Educational Psychology, 2014
Explanations of the marked individual differences in elementary school mathematical achievement and mathematical learning disability (MLD or dyscalculia) have involved domain-general factors (working memory, reasoning, processing speed, and oral language) and numerical factors that include single-digit processing efficiency and multidigit skills…
Descriptors: Elementary School Mathematics, Mathematics Skills, Learning Disabilities, Elementary School Students