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Pentimonti, Jill; O'Connell, Ann; Justice, Laura; Cain, Kate – Child Development, 2015
The purpose of this study was to empirically examine the dimensionality of language ability for young children (4-8 years) from prekindergarten to third grade (n = 915), theorizing that measures of vocabulary and grammar ability will represent a unitary trait across these ages, and to determine whether discourse skills represent an additional…
Descriptors: Child Development, Language Acquisition, Child Language, Language Skills
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Nip, Ignatius S. B.; Green, Jordan R. – Child Development, 2013
Age-related increases of speaking rate are not fully understood, but have been attributed to gains in biologic factors and learned skills that support speech production. This study investigated developmental changes in speaking rate and articulatory kinematics of participants aged 4 ("N" = 7), 7 ("N" = 10), 10…
Descriptors: Language Processing, Cognitive Processes, Age Differences, Articulation (Speech)