This is the point where a parent, a partner or a friend reaches for reasons, and the reasons make it worse. Keep your words few, stay nearby, offer water or a walk outside, and save the conversation for later. It is not a trick to buy quiet. The body genuinely cannot take in an argument until the chemistry has cleared.

Bells, a timetable, a teacher at the front, other people visibly working: all of that was taking some of the load. At home the load falls on whoever is nearest, usually a parent who now has to be the timetable, and prompting from someone you love lands far worse than prompting from a building. Rebuild a little of the outside structure, a fixed start time, a set place, a list written by someone other than the parent, so the relationship is not carrying it alone.

Fear of a whole building cannot be practised. Fear of walking into the dining hall at half past twelve can. Make each step small enough to be boring and specific enough to be put in a diary, and notice what quietly comes along as a prop: the friend who always walks with them, the phone in the hand, the seat nearest the door. Those helps are fine early and need dropping later, or the step never quite counts.

There is an order that works. Say what the problem actually is, in one sentence. List some options without weighing them yet. Then go through what is good and bad about each, pick one, try it, and look at what happened. The listing has to come before the judging, or the second option never gets said out loud at all.