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Swanson, H. Lee; Olide, Andres F.; Kong, Jennifer E. – Journal of Educational Psychology, 2018
This study investigated whether a latent class of children with math difficulties (MD) or math learning disabilities (MLD) emerged within a heterogeneous sample of learners. A latent class analysis was computed on children (N = 447) in Grade 3 who were administered a battery of math, reading, and cognitive measures. The analysis yielded four…
Descriptors: Multivariate Analysis, Learning Disabilities, Short Term Memory, Low Achievement
Swanson, H. Lee; Orosco, Michael J.; Lussier, Cathy M. – Exceptional Children, 2014
This study investigated the role of strategy instruction on solution accuracy in children with and without serious math difficulties (MD) in problem solving. Children's posttest solution accuracy was compared on standardized and experimental measures as a function of strategy conditions. Strategy conditions included curriculum materials that…
Descriptors: Mathematics Instruction, Teaching Methods, Problem Solving, Learning Problems
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Swanson, H. Lee – Journal of Experimental Child Psychology, 1999
Investigated the contribution of two working-memory systems (the articulatory loop and the central executive) to the performance differences between learning-disabled and skilled readers. Found that, compared to skilled readers, learning-disabled readers experienced constraints in the articulatory and long-term memory system, and suffered…
Descriptors: Elementary School Students, Intermediate Grades, Learning Disabilities, Learning Problems