[Source: Science Daily]

In the first study of its kind, SF State researchers have shown that younger children who use gestures outperform their peers in a problem-solving task.
The task itself is relatively simple — sorting cards printed with colored shapes first by color, and then by shape. But the switch from color to shape can be tricky for children younger than 5, says Professor of Psychology Patricia Miller.
In a new study due to be published in the August, 2013 issue of Developmental Psychology, Miller and SF State graduate student Gina O’Neill found that young children who gesture are more likely to make the mental switch and group the shapes accurately.
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