Word: rbel
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Dates: during 1960-1969
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Swiss Psychologist Bärbel Inhelder suggests some translations. For example, a five-year-old thinks that a tall glass contains more water than a flat bowl. Shown that glass and bowl contain equal amounts, he is learning the principle of the invariance of quantities. In fact, a grade school teacher with a roulette wheel may turn out students more skilled in probabilistic reasoning than a college professor with a course in statistics...