USA Today: US students lag other countries in math. The reason likely lies in how schools teach it.
Read here: https://www.usatoday.com/story/news/education/2020/02/28/math-scores-high-school-lessons-freakonomics-pisa-algebra-geometry/4835742002/

This validating article effectively argues what educational therapists have been saying for over a decade:

Stop teaching the ‘geometry sandwich’
Make more room for data science
Stop splitting up students so much, and don’t hasten the […]