In this entry, we discuss the notion of milieu as interpreted by the French educational didactician Guy Brousseau (1997). We may generally define this concept in the following terms: the milieu is the actual material and symbolic structure of the problem at stake, which one has to deal with in order to solve this problem (Sensevy 2012). Here and hereafter, the term “problem” refers in a very general way to any situation in which one has to restore an equilibrium, in the Dewean sense (Dewey 1938).
The teacher’s intentions are inscrutable....
KeywordsWinning Strategy Symbolic Form Proportional Reasoning Puzzle Piece Symbolic Structure
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