This study examined the relation between number conservation and attention to number, density, and length or area in 86 kindergarteners and 18 third graders. (Author/SB)

This paper discusses three studies which examined the interaction of dimensional dominance with the attentional components of alertness and encoding. In Study I, twenty 6- and 7-year-olds observed thirty 3-second exposures of a color, then participated in a 40-trial choice reaction time task in which the familiarized color and a novel color served…

Coordination and integration of class information was examined using a multidimensional similarity judgment task in which four- and nine-year-old children rated the similarity of pairs of stimuli sharing either one or two attribute values. (Author/MP)

A visual search task was used to assess developmental changes in elementary school children's selective attention to specified portions of a visual display. (Author/SB)

Twenty children, 22 to 49 months old, were given a free choice of becoming involved in one of four activity settings characterized as being familiar or novel and active or passive. Children preferred novel activities to familiar ones, while activity level depended on situational familiarity. (BD)

This paper examines the concept of decalage from two cognitive-change positions (structures of logical thought and attentional and verbal mediators) and proposes an alternative explanation for decalage from a perceptual-change point of view. The term decalage is used to summarize the relation between differences in performance of various age…