Reports on a study of young children's abilities to discriminate between two chords played as the accompaniment of a melody and played alone with no melody. Finds that age, type of stimulus, and the interaction of these two variables affected children's performance significantly. (CFR)

Previous research on intelligence and aging has relied on tests developed for younger adults, which often incorporate many factors that could impede optimal performance in elderly populations. To investigate short-term longitudinal changes in memory, intelligence, and perceived competence in everyday situations among older adults, 227 adults were…