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Halford, Graeme S.; Leitch, Elizabeth – 1988
Three studies were conducted to investigate reasons for the difficulties that children under 5 years of age experience with class inclusion tasks. The studies tested the claim that such tasks have a structural complexity that is beyond the children's processing ability. In experiment 1, class inclusion tasks were compared with other classification…
Descriptors: Age Differences, Classification, Cognitive Ability, Difficulty Level
Peer reviewed Peer reviewed
Russell, James – Developmental Psychology, 1984
Two experiments examined the determinants of children's belief or disbelief of statements made to them by other children. In both, the personal characteristics of the child transmitting the message were varied against message type and age of child receiving the message; transmitter characteristics were relative age and social dominance. (RH)
Descriptors: Age Differences, Children, Cognitive Ability, Cognitive Processes
Peer reviewed Peer reviewed
Scott, Marcia S. – Journal of Genetic Psychology, 1973
Experiment designed to collect further data related to the type of solution applied to the learning of a multiple-problem (ten) oddity discrimination. (Author)
Descriptors: Age Differences, Cognitive Ability, Cognitive Development, Discrimination Learning