A bit of a sensational title, I would say that Learning to Read as early as possible, then reading well above age level, would be a greater "Educational Life Hack".
I learned to read early because my immigrant mom read to me in her non-native language every single night, and that's because she came from a culture that lauds education.
I wish every child was lucky enough to have a parent like this, but so many kids only get their first exposure to education in public school.
Success in early learning is heavily correlated to how invested your parents are in their kid's education.
It's not a money thing (as plenty of us 1.5 gen Asian American kids can attest to)
As opposed to Math - which keeps going and going well beyond college....