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Mammarella, Irene Cristina; Lucangeli, Daniela; Cornoldi, Cesare – Journal of Learning Disabilities, 2010
Visuospatial working memory and its involvement in arithmetic were examined in two groups of 7- to 11-year-olds: one comprising children described by teachers as displaying symptoms of nonverbal learning difficulties (N = 21), the other a control group without learning disabilities (N = 21). The two groups were matched for verbal abilities, age,…
Descriptors: Control Groups, Learning Problems, Learning Disabilities, Nonverbal Learning
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Meier, John H. – Journal of Learning Disabilities, 1971
Part of the paper was presented at the Annual International Convention of the Council for Exceptional Children (47th, Denver, Colorado, 1969). (CD)
Descriptors: Elementary School Students, Exceptional Child Research, Grade 2, Incidence