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Are the Literacy Difficulties That Characterize Developmental Dyslexia Associated with a Failure to Integrate Letters and Speech Sounds?
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Nash, Hannah M.; Gooch, Debbie; Hulme, Charles; Mahajan, Yatin; McArthur, Genevieve; Steinmetzger, Kurt; Snowling, Margaret J. – Developmental Science, 2017
The "automatic letter-sound integration hypothesis" (Blomert, [Blomert, L., 2011]) proposes that dyslexia results from a failure to fully integrate letters and speech sounds into automated audio-visual objects. We tested this hypothesis in a sample of English-speaking children with dyslexic difficulties (N = 13) and samples of…
Descriptors: Dyslexia, Phoneme Grapheme Correspondence, Control Groups, Diagnostic Tests
Effects of ABRACADBRA Instruction on Spelling in Children with Autism Spectrum Disorder
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Bailey, Benjamin; Arciuli, Joanne; Stancliffe, Roger J. – Scientific Studies of Reading, 2017
This study explored the effects of an evidence-based literacy program, ABRACADABRA, on the spelling abilities of children with autism spectrum disorder (ASD). Twenty children with ASD aged 5-11 years were assigned to matched instruction and waitlist control groups. Children in the instruction group received 26 hrs of individualized, home-based…
Descriptors: Autism, Pervasive Developmental Disorders, Children, Spelling Instruction
An Extra X or Y Chromosome: Contrasting the Cognitive and Motor Phenotypes in Childhood in Boys with 47,XYY Syndrome or 47,XXY Klinefelter Syndrome
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Ross, Judith L.; Zeger, Martha P. D.; Kushner, Harvey; Zinn, Andrew R.; Roeltgen, David P. – Developmental Disabilities Research Reviews, 2009
Objective: The goal of this study was to contrast the cognitive phenotypes in boys with 47,XYY (XYY) karyotype and boys with 47,XXY karyotype [Klinefelter syndrome, (KS)], who share an extra copy of the X-Y pseudoautosomal region but differ in their dosage of strictly sex-linked genes. Methods: Neuropsychological evaluation of general cognitive…
Descriptors: Genetic Disorders, Males, Sex, Genetics
Teaching Spelling to Singaporean Chinese Children with Dysorthographia in English Language: Lexical versus Lexical Phonological Approach
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Chia, Noel Kok Hwee – Journal of the American Academy of Special Education Professionals, 2009
Singaporean Chinese children diagnosed with dysorthographia in English language undergo an intensive spelling intervention program that teaches them to use either of the two spelling methods: lexical and/or phonological spelling strategies. Nevertheless, many of them continue to perform poorly in their spelling. A pretest-posttest experimental…
Descriptors: Spelling, Foreign Countries, Experimental Groups, Control Groups