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Direct linkSian Zelbo – For the Learning of Mathematics, 2025
This essay examines how line graphs functioned as markers of status and authority in early 20th-century America, distinguishing intellectual elites from ordinary citizens. Despite education reformers' efforts to democratize functional thinking and graphical representation in the first decades of the century, line graphs retained their position as…
Descriptors: Mathematics Instruction, Graphs, Mathematics Skills, Educational Change
