Earlier quoted context omitted.
What's the longest we can go without streaming and still meet reasonable targets? The people designing this curriculum seem to say they can't get rid of streaming without dramatically lowering the bar. This means an informed discussion needs to be had about the costs of lowering the bar against the costs of early streaming. I think people are rather strongly against lowering the bar to the point of effectively removi…
> The people designing this curriculum seem to say they can't get rid of streaming without dramatically lowering the bar. If over twelve years of math instruction you can't figure out how to teach the average child algebra, trigonometry, logarithms, and the very basics of calculus, I would advise the educators to look into why their peers in other countries are managing to accomplish these feats. But, of course, it's…
Their peers in other countries are working with culturally and genetically different populations. Intelligence is 70%+ heritable, you do the math, as taboo as it may be. Then add in the difference between a culture that prizes academic achievement versus one that is ambivalent or worse, prioritizes sports or music over education, and you have more than enough to explain the divergence between nations, as well as demographic groups in the US.