The left wants your children – to either not exist (through means of birth control and abortion) or to exist within the context of the State, not a family.
We didn’t always have state-mandated education in this country, and America still became the wealthiest and most free nation in the world despite the schoolhouse closing for planting season. There are real life lessons to be learned outside a classroom, the left just doesn't want to accept them.
A recent Harvard Magazine article claims that some parents who homeschool are “extreme religious ideologues who question science and promote female subservience and white supremacy.”
Quite an accusation to make. They don't back it up with any evidence, of course.