When she was in eighth grade, a Chinese friend of mine moved from Shanghai to upstate New York. (Her dad worked for General Electric.) In New York, she discovered she’d already learned eighth-grade math — in fourth grade. Her new school moved her to tenth grade math. It was still material she’d already had, but less absurdly easy.
If 80% of American parents knew this, would they abide it? Or would they decide that something is terribly wrong? Now, of course, almost no American parent knows this.
https://chineseculture.about.com/b/2008/12/16/why-are-chinese-better-at-math.htm
He’s on the same curriculum path his 2 older brothers took. And our family isn’t even Asian.
“The Chinese students may have a higher aptitude for math that allows for a steeper learning curve than American students could tolerate. In my town, even the American born Chinese students seem to have a relatively high aptitude for math.”
https://www.amazon.com/The-Complete-Book-Fingermath-Scientific/dp/0070376808