Examines the development of children's ability to differentiate among informational, instructional, and persuasive television messages. Found high comprehension of narrative content even by the youngest children, but correct perception of message intent occurred primarily among older children. (PD)

Discusses differences between authors' view of conversation and Ervin-Tripp's (included in this issue) on the similarities between adult and child conversation, planfulness in achieving topic coherence, the generalization of research results to other groups, and the socialization of conversational behavior. Also presents evidence supporting their…

Two studies were conducted with a task allowing detailed examination of how information in stimulus arrays is captured in children's descriptions. How children select information and the role of modeling are dealt with. (Author/SB)

Available from: EC 090 265.

Three experiments involving balance scale problems were used to characterize and explain developmental differences in three domains of children's thinking: existing knowledge about the problems, ability to acquire new information about them, and process-level differences underlying developmental changes in the first two areas. (BW)

A cross-sectional study examined age differences in children's conceptions of early U.S. history. Students in grades 2, 3, 6, and 8 (n=281) were asked to respond to a question about how the United States became a country. Their essays show significant changes with age. Older students were more likely to include errors of historical fact in their…

A four choice discrimination problem was used to examine imitative behavior in children matched in mental age but differing in chronological age. The finding that older children imitated less than younger children is discussed in terms of socialization. (DP)

Study tests four predictions derived from Piaget's cognitive theory. (CB)

Experiment designed to collect further data related to the type of solution applied to the learning of a multiple-problem (ten) oddity discrimination. (Author)

Outerdirectedness has been defined by first author and his colleagues as a style of problem solving characterized by reliance on concrete situational cues rather than by active attempts to deduce abstract relationships. (Authors/MB)

Contrary to Piaget's predictions, adolescent retardates and 9-year-old normals were more susceptible to the Oppel-Kundt Illusion than high school sophomores and adults. No group differences were found on the Poggendorf Illusion. (MH)

This study compared affective responses to written and oral presentations of triadic situations of three groups: fourth graders (concrete operational), eighth graders, and freshmen in college (formal operational) to see whether the variation in stimulus mode produces a different kind of response in the eighth graders. (Author/NH)