60% of the time, our pillaged, underfunded public education system works every time.
Also, on a serious note, it's against the capitalist's interests to have a well informed society capable of critical thinking and true understanding of how badly they're being fucked by big capital. An ignorant populace is a compliant, controllable, easy fo manipulate populace.
That's why the owners never send their kids to their livestock's schools that they spent years defunding into today's ruins. Well, that and they don't want their kids to inadvertently develop... barf...empathy or comradery with their future cattle herd.