This pediatric specialist explains Google Glass apps used to help children in interacting with others through gamified applications. Overlaying game graphics on top of video image of another's face serves as a prompt to respond to the moment.
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Source: http://www.healthtechhatch.com/2015/10/09/using-google-glass-to-enhance-brain-power-in-autism/?utm_content=buffer90209&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer