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Fletcher, Grace E.; Warneken, Felix; Tomasello, Michael – Cognitive Development, 2012
We compared the performance of 3- and 5-year-old children with that of chimpanzees in two tasks requiring collaboration via complementary roles. In both tasks, children and chimpanzees were able to coordinate two complementary roles with peers and solve the problem cooperatively. This is the first experimental demonstration of the coordination of…
Descriptors: Preschool Curriculum, Learning Activities, Cooperation, Cognitive Processes
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Takahashi, Makoto; Ushitani, Tomokazu; Fujita, Kazuo – Psychological Record, 2008
Six tree shrews and 8 rats were tested for their ability to infer transitively in a spatial discrimination task. The apparatus was a semicircular radial-arm maze with 8 arms labeled A through H. In Experiment 1, the animals were first trained in sequence on 4 discriminations to enter 1 of the paired adjacent arms, AB, BC, CD, and DE, with right…
Descriptors: Animals, Spatial Ability, Visual Discrimination, Task Analysis