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Abstraction of Invariant Face Expressions in Infancy.
Peer reviewed Peer reviewed
Caron, Rose F.; And Others – Child Development, 1982
To determine whether infants can form face expression categories, groups of infants 18 to 24 weeks old, along with those 30 weeks old, were habituated by the infant control procedure to photographs of four different female faces, each with an identical expression (happiness or surprise). Results are discussed in terms of age and sex differences.…
Descriptors: Abstract Reasoning, Age Differences, Classification, Difficulty Level
Matching and Equivalence Judgments in Very Young Children.
Peer reviewed Peer reviewed
Daehler, Marvin W.; And Others – Child Development, 1979
The results of three experiments showed that: (1) children from 20 to 32 months of age are able to identify basic-level, conceptual, and complementary relationships; (2) objects are responded to more effectively than pictures; and (3) both perceptual and verbal-symbolic processes are important in matching and identifying stimuli. (JMB)
Descriptors: Age Differences, Classification, Fundamental Concepts, Perception
The Age Group Labels and Categories of Preschool Children.
Peer reviewed Peer reviewed
Edwards, Carolyn Pope – Child Development, 1984
Two studies assessed the ability of two groups of preschool children (ages two to four and three to five years, respectively) to label and categorize age groups on the basis of photographs and dolls representing the life span. Results indicated age and sex differences. (Author/CI)
Descriptors: Age Differences, Age Groups, Classification, Cognitive Development
Classification Patterns of Underprivileged Children in Israel
Peer reviewed Peer reviewed
Sharan, Shlomo; Weller, Leonard – Child Development, 1971
Descriptors: Classification, Cognitive Processes, Ethnic Groups, Grade 1
Parent-Child Communication and the Development of Categorization Styles in Preschool Children
Peer reviewed Peer reviewed
Davis, Albert J.; Lange, Garrett – Child Development, 1973
Descriptors: Classification, Cognitive Development, Language Acquisition, Parent Child Relationship
Children's Use of Prototypes in Pattern Classification
Peer reviewed Peer reviewed
Drummond, Thomas B.; And Others – Child Development, 1973
In a schematic concept formation task, second and fifth graders were required to sort 60 computer-generated, 8-sided polygons into two classes. The results indicated that age differences in schematic concept formation are due more to the efficiency of information use than to differences in strategy or the selection of information to be used. (ST)
Descriptors: Age Differences, Classification, Cognitive Development, Concept Formation
The Development of Children's Beliefs about Social and Biological Aspects of Gender Differences.
Peer reviewed Peer reviewed
Taylor, Marianne G. – Child Development, 1996
Examined children's beliefs about the origins of gender differences and age-related changes in these beliefs. Findings suggested that young children may have an early bias to view gender categories as predictive of essential, underlying similarities between members but later come to acknowledge the role of other causal mechanisms in shaping how…
Descriptors: Age Differences, Beliefs, Biological Influences, Childhood Attitudes