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One of the main ways that humans learn is by interacting with peers, in context. When we don't know which bus to take, how to prepare plantains, or how to use a certain app, we ask a nearby peer. If the right peer is not around, we can use a mobile device to connect to a remote peer. To get the desired answer, though, we need to find the right person, and(More)
Questions often arise spontaneously in a curious mind, due to an observation about a new or unknown environment. When an expert is right there, prepared to engage in dialog, this curiosity can be harnessed and converted into highly effective, intrinsically motivated learning. This paper investigates how this kind of situated informal learning can be(More)
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