Compares two types of semantic development (the acquisition of disappearance words and success-failure words) to performance on two types of cognitive tasks (object-permanence and means-ends tasks) among infants. (HOD)

This study examined Quick Incidental Learning (QUIL) of novel vocabulary by 88 primary school-age children with and without specific language impairment (SLI). Among normally developing children, results documented a robust ability to learn words in the early school years. Children with SLI demonstrated significantly less word-learning ability…

To determine the designs, procedures, and findings of studies related to an investigation of the developmental aspects of the writing processes of children, a literature search was made of documents indexed in "Current Index to Journals in Education" (CIJE) and "Resources in Education" (RIE). A search was also made of the literature in…

Observes 75 first- and third-grade children in their classroom mathematics seatwork to test assumptions drawn from Vygotsky's theory about the development of private speech and its relationship to task performance, attention, and motor behaviors accompanying task orientation. (HOD)