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Lonigan, Christopher J.; Anthony, Jason L.; Phillips, Beth M.; Purpura, David J.; Wilson, Shauna B.; McQueen, Jessica D. – Journal of Educational Psychology, 2009
The development of reading-related phonological processing abilities represents an important developmental milestone in the process of learning to read. In this cross-sectional study, confirmatory factor analysis was used to examine the structure of phonological processing abilities in 129 younger preschoolers (M = 40.88 months, SD = 4.65) and 304…
Descriptors: Reading Difficulties, Phonological Awareness, Factor Analysis, Memory
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Holzman, Thomas G.; And Others – Journal of Educational Psychology, 1983
The cognitive determinants of number series completion performance were studied by presenting a systematic set of problems to college adults and to average- and high-IQ elementary school children. In each group, a combination of process and content-knowledge variables accounted for more than 70 percent of the variance in solution difficulty.…
Descriptors: Age Differences, Cognitive Ability, Difficulty Level, Epistemology