Last, it truly doesn't matter if everyone feels the same way or not. Not everyone has to agree on everything. But we do all have to behave in certain ways, and we can't expect society to cater to someone's prejudices or delusions merely because they are a parent. Being a parent means duties.
So if a parent is stupid enough to want their child not to read anything then they have that right as the child is their responsibility. (2
As I said for the most part with public schools society has decided that children should be taught/exposed to actual history, biology/sex education (at appropriate grade levels) but then parents can teach their child anything they want also. (1