the us can always export textbooks on homeopathy, flat earth, creationism and alternate history:
When primary school administrators in the U.K. choose study materials for the fall semester this year, they will have a new option: math textbooks imported from Shanghai, a city celebrated as a global math power. It is a remarkable admission by British education authorities that their own methods have stumbled, and that Chinese educators – after years of racking up world firsts in math scores – have developed something admirable enough to import in whole cloth.