Growth in working memory capacity, the number of items kept active in mind, is thought to be an important aspect of childhood cognitive development. Here, we focused on participants' awareness of the contents of their working memory, or "meta-working memory," which seems important because people can put cognitive abilities to best use…

Word frequency is an important predictor of lexical-decision task performance. The current study further examined the role of this variable by exploring the influence of frequency trajectory. Frequency trajectory is measured by how often a word occurs in childhood relative to adulthood. Past research on the role of this variable in word…

Investigates the retrieval of words from lexical memory in kindergartners, first graders, third graders, and adults. A lexical decision task with auditorily presented words and nonwords was used, with decision latency as the dependent variable. Results were considered in relation to a model of the lexicon in children and adults. (Author/CI)