Reports five studies of children's attention to various characteristics or attributes relating to concept formation. (ST)

Middle class children and adults (n=632) from eight age levels (mean ages 8, 9, 10, 11, 13, 17, 19 and 33 years) were tested with the Profile of Nonverbal Sensitivity (the PONS test) to measure accuracy in decoding nonverbal cues. The prediction that nonverbal skills would increasingly differentiate over ages was confirmed. (RH)

The conservation of distance and of length and the awareness of the horizontal and of the vertical do seem to significantly precede the measurement of length, but the results did not indicate that these four tasks have any developmental order among themselves. Bibliography, charts. (Author)

A study which required children (ages 7-19) to make and justify decisions about which literary fragments belonged to the same work. Responses provided information about relative appeal of style and subject matter; kinds of stimuli and alternatives most likely to elicit literary style sensitivity; and strategies and rationales employed by subjects.…

Replies to argument presenting evidence against a model of habituation during early infancy which was based on the selective adaptation of feature detectors. (Author/BB)

Based upon a paper presented at the American Psychological Association, Miami Beach, 1970. (Editor)

Portions of this paper were read as part of a symposium on The Meaning of Smiling and Vocalizing in Infancy'' at the 1970 meeting of the American Psychological Association, Miami Beach, Florida, September, 1970. (Editor)

The purpose of this paper is to set out a descriptive model in which the relative dominance of a stimulus dimension is related to the form of attention it receives. (Author/DB)

Focuses on investigations of infant sensation and perception over the past 25 years. Describes the knowledge base concerning the sensory and perceptual world of the infant in the mid-1960s. Methodological highlights in the study of vision and audition are covered. (RJC)

Traced emergence of elaborated framework of belief-desire reasoning. Preschoolers and adults were asked to explain why a story protagonist searched for a desired object in an incorrect location. Results suggest that, during late preschool years, conception of cognitive activities as contributing to knowledge and belief becomes integrated into…

Reports findings of an investigation of the development of 54 children at 8 years of age with congenital rubella. Examines the relation between specific patterns of physical disability and cognitive and adaptive behavior. (ED)

Reports two studies. The first study compared adults and children (aged four, six, and eight) on ability to sort paintings according to artist, a conceptual task that can reveal cognitive organization. The second study compared three groups of eight- to nine-year-olds using slightly different procedures. The results showed strong developmental…

Reviews the research literature on the abilities of infants to categorize visual information on dot patterns; schematic faces; hue; and orientation. (HOD)