Now obviously our use of these cognitive tools is tied into our "nature." But study of the nature of learning avoids precisely the range of distinctive cultural acquisitions that provides these tools. The tools will differ from culture to culture, whereas researchers who seek to expose the nature of human learning try to exclude those fea

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Imagine being in a completely dark cave, feeling your way with a walking stick. What you feel is the impress of the head of the stick against your hand. But what you "feel" in the mind is the end of the stick against hard, flinty rock or soft, mushy moss or whatever. We have a peculiar way of incorprating our tools into our sensorium. Thi

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