The Bastardization of Singapore Math
When foreign countries discreetly incorporate the best of the Singapore math curriculum, such as the bar or stack model method, learning experiences, and big ideas, into their own local curriculum, by adopting it as their stepchild, where cross-fertilization of local and foreign ideas occasionally results in an aha! by-product.
Thanks to the bastardization of Singapore math, the US Common Core Math had given birth to a few beautiful methodological and pedagogical offsprings in math education, much to the delight of local math educators who follow closely how their foreign counterparts are creatively adopting some of the problem-solving visualization strategies.