Here are some organizations to look into for confronting school indoctrination. Inclusion on this list does not imply endorsement:
Foundation for Individual Rights in Education
Parents Against Critical Theory P.A.C.T.
Critical Race Training in Education
Alliance for Constructive Ethnic Studies
Stop Critical Race Theory Legal Coalition
Organizations that might be able to help with a legal action against a school that has broken the law or violated student or parent rights. Inclusion on this list does not imply endorsement.