A problem-solving heuristic or strategy that is not a product of imported approaches or procedures—for example, a deductive proof in geometry is unmistakably Greek in origin.
The bar model method, which is a mix of strategies from China, Russia, and the US, can’t be labeled “organic math”—ironically, this commonly known “Singapore model method” is anything but native math from Singapore.
by MathPlus December 3, 2018