Twelve-month-old infants' ability to perceive gaze direction in static video images was investigated. The images showed a woman who performed attention-directing actions by looking or pointing toward 1 of 4 objects positioned in front of her (2 on each side). When the model just pointed at the objects, she looked straight ahead, and when she just…

There are two categories of representations: figurative and non-figurative. Within the category of figurative representations, there are two groups: visuals and graphic symbols. Graphic symbols include pictorial symbols, abstract symbols, and arbitrary symbols. Symbols can be used for identification, overview, supplying instructions, position,…