My daughter-in-law teaches in a private school, she said that they were not too thrilled with the voucher program. It depended on if the state then would have a say in how you ran your school. She teaches in a catholic school.
I think tuition tax credits could be the answer.
No “state money” involved. (keeping your own money)
Of course, leftists believe your money all belongs to The State and you’re just fortunate they let you keep some.