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Royer, Fred L. – Intelligence, 1978
Various experiments demonstrated that the difficulty level of several performance-type intelligence test tasks is determined directly by stimulus and task variables that vary the information to be processed. The implications of these findings for intelligence and the problems of an experimental approach to the measurement of intelligence are…
Descriptors: Adults, Cognitive Processes, Difficulty Level, Intelligence Tests
Hallam, Philippa M.; Williams, John G. – 1987
The purpose of the study was to determine whether particular aspects of movement control influenced the performance of 2-year-old children on a standard developmental test, and thus influenced assessments of intellectual progress based on that test. Six cerebral-palsied (CP) children were compared with six children not suffering motor system…
Descriptors: Cerebral Palsy, Child Development, Difficulty Level, Early Childhood Education