IQ is quite heritible. This is especially so when upbringing is not neglectful. People who land very high paying tech roles are probably average higher in IQ than the general population.
Your daughter likely has the benefit of strong academic genetics. A child like that who puts in effort (i.e. works through a book) is going to do amazingly well. I'd also argue that families who value academics are also more likely to buy the books to do a couple hours per week in.
Your daughter likely has the benefit of strong academic genetics. A child like that who puts in effort (i.e. works through a book) is going to do amazingly well. I'd also argue that families who value academics are also more likely to buy the books to do a couple hours per week in.