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Trezise, Kim L.; Gray, Kylie M.; Sheppard, Dianne M. – Journal of Applied Research in Intellectual Disabilities, 2008
Background: Down syndrome (DS) has been the focus of much cognitive and developmental research; however, there is a gap in knowledge regarding sustained attention, particularly across different sensory domains. This research examined the hypothesis that children with DS would demonstrate superior visual rather than auditory performance on a…
Descriptors: Mental Age, Mental Retardation, Down Syndrome, Children
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Hinnell, Claire; Virji-Babul, Naznin – Down Syndrome Research and Practice, 2004
This pilot study was designed to examine mental rotation ability in individuals with Down syndrome. 7 individuals with Down syndrome (mean mental age = 8.18 +/- 2.73 years; mean chronological age = 29.8 +/- 5.4 years) and a group of 9 typically developing children, matched for mental age, (mean mental age = 8.40 +/- 1.73 years; mean chronological…
Descriptors: Reaction Time, Down Syndrome, Cognitive Processes, Children