[dragonwriter]

> Also, charter schools are also public, not private.

Charter schools are funded by the public district issuing the charter, but can be any of public, private non-profit, or private for-profit.

They are public in the sense of being governed by the rules (with exceptions provided in the charter, but which exceptions are allowed is also part of the rules) applicable to the public system, which they form part of, but they aren't necessarily public entities.