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Lambert, Katharina; Spinath, Birgit – Journal of Learning Disabilities, 2018
The aim of the present study was to investigate the associations between elementary school children's mathematical achievement and their conservation abilities, visuospatial skills, and numerosity processing speed. We also assessed differences in these abilities between children with different types of learning problems. In Study 1 (N = 229), we…
Descriptors: Correlation, Elementary School Students, Elementary School Mathematics, Visual Perception
Nyman, Anna; Taskinen, Taina; Gronroos, Matti; Haataja, Leena; Lahdetie, Jaana; Korhonen, Tapio – Journal of Learning Disabilities, 2010
The aim of the study was to examine how goal-setting skills of children with attention-deficit/hyperactivity disorder (ADHD) can be predicted with elements of working memory. The study involved 30 children with an ADHD diagnosis and 30 healthy volunteers. The IQ of the participants was assessed, and ADHD symptoms were evaluated by parents. Each of…
Descriptors: Attention Deficit Hyperactivity Disorder, Attention Deficit Disorders, Short Term Memory, Clinical Diagnosis

Tiu, Rolando D., Jr.; Thompson, Lee A.; Lewis, Barbara A. – Journal of Learning Disabilities, 2003
This study tested the role of visual processing speed and IQ in reading with 124 children either with or without reading disability. Results indicated that processing speed explains a significant amount of variance in reading comprehension, as does IQ. Path analyses indicated that the effect of IQ on reading is partially mediated by decoding in…
Descriptors: Decoding (Reading), Dyslexia, Elementary Education, Intelligence Quotient

Rudel, Rita G.; Denckla, Martha B. – Journal of Learning Disabilities, 1976
Descriptors: Age Differences, Elementary Education, Exceptional Child Research, Intelligence Quotient

Richardson, Ellis; And Others – Journal of Learning Disabilities, 1980
The relationship between subtests of the Illinois Test of Psycholinguistic Abilities and the Developmental Test of Visual-Motor Integration to a comprehensive battery of reading measures was investigated in a sample of 77 poor readers in grades 2 through 6. (Author/PHR)
Descriptors: Age Differences, Auditory Perception, Auditory Tests, Elementary Education