If I want to teach [...] my children in Germany on my own(homeschooling) I go to jail. As far as I understand the legal situation in Germany (please correct m

If I want to teach [...] my children in Germany on my own(homeschooling) I go to jail. As far as I understand the legal situation in Germany (please correct me if I'm wroing), you are free to set up your own school with qualified teachers and teach your children. The law exist to ensure that all those who teach children posses teaching qualifications.