All you need. Nothing you don't.
House churching, or whatever your preferred terminology, presumes a (hopefully somewhat stable) family. After all, church is family. And family is the cradle of society, too.
Here is a short audio clip released earlier this week by my fellow Tennessean and award winning coach of the UT Lady Vols. Pat has observed kids for more than 40 years and has now concluded:
… parents are too concerned to be the child’s friend rather than the child’s parent …