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Hurks, Petra P. M.; van Loosbroek, Erik – Journal of Learning Disabilities, 2014
Time perception has not been comprehensively examined in mathematics difficulties (MD). Therefore, verbal time estimation, production, and reproduction were tested in 13 individuals with MD and 16 healthy controls, matched for age, sex, and intellectual skills. Individuals with MD performed comparably to controls in time reproduction, but showed a…
Descriptors: Time Management, Mathematics, Short Term Memory, Intervals
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van Bergen, Elsje; de Jong, Peter F.; Maassen, Ben; Krikhaar, Evelien; Plakas, Anna; van der Leij, Aryan – Journal of Learning Disabilities, 2014
Do children who go on to develop dyslexia show normal verbal and nonverbal development before reading onset? According to the aptitude-achievement discrepancy model, dyslexia is defined as a discrepancy between intelligence and reading achievement. One of the underlying assumptions is that the general cognitive development of children who fail to…
Descriptors: Children, Intelligence Quotient, Dyslexia, Young Children
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Dirks, Evelien; Spyer, Ginny; van Lieshout, Ernest C. D. M.; de Sonneville, Leo – Journal of Learning Disabilities, 2008
This study assesses the prevalence of combined reading and arithmetic disabilities in 799 Dutch schoolchildren using standardized school achievement tests. Scores of arithmetic, word recognition, reading comprehension, and spelling of children in fourth and fifth grade were used. The main interest involved the co-occurrence of word recognition and…
Descriptors: Reading Comprehension, Reading Difficulties, Spelling, Incidence