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Carlson, Richard A.; Avraamides, Marios N.; Cary, Melanie; Strasberg, Stephen – Journal of Experimental Psychology: Learning, Memory, and Cognition, 2007
In 4 experiments, the authors examined the use of the hands in simple arithmetic tasks. Experiments 1 and 2 demonstrated that pointing increases both accuracy and speed in counting arrays of items, whether those items are identical or distinctive. Experiment 3 demonstrated that individuals tend to nod their heads when not allowed to point and that…
Descriptors: Arithmetic, Cognitive Processes, Nonverbal Communication, Thinking Skills