It's not about which subjects build on each other. These two are the subjects that have mandated federal testing in the US [1]. Low test scores in reading and m

It's not about which subjects build on each other. These two are the subjects that have mandated federal testing in the US [1]. Low test scores in reading and math have consequences for schools and their leaders, so they get the priority slots. [1] https://www.edweek.org/ew/issues/every-student-succeeds-act/index.html https://www.edweek.org/ew/issues/every-student-succeeds-act/...