Okay, I’m embarrassed to say we were that family.
And I was a school nurse sub.
And, the children my kids were passing the lice back and forth with ? Their mom is an elementary school teacher.
And it took several go-rounds to figure out what was going wrong and why the lice kept coming back. The reason? She was only checking the hairline and not checking the crown of the head. Which was really funny because she was the one who taught me to identify lice and nits! (I was still a new sub and I hadn’t seen it yet...