The class won’t quiet down.
You’ve asked twice. The volume dropped for about four seconds and came back. Thirty people are talking and you’re standing at the front with a lesson you can’t start.
Stop talking. Stand still, front and centre, and wait. It takes longer than feels comfortable — fifteen or twenty seconds — and the room usually starts policing itself before you have to. Don’t raise your voice. Talking over a room teaches it that your voice is background noise.
Why this happens
A room that won’t settle for a substitute usually isn’t defiance. It’s the absence of a signal. Every teacher has one and it’s been trained into these students since September — a raised hand, a chime, a phrase, a count. You don’t know it, so nothing you do reads as we’re starting now. The room isn’t ignoring your instruction; it hasn’t recognised one. That’s why volume doesn’t help, and why the fix is a signal, announced once and then used unchanged for the rest of the period.
What to do
- Stop talking and wait. Silence from the front is the strongest signal you have and it costs you nothing.
- Ask what the teacher’s signal is. Someone will tell you and it’ll be right — this is procedure, and on procedure students are reliable.
- If nobody knows, announce your own once, plainly: “When my hand goes up, finish your sentence and stop.” Then use it every time, identically.
- Praise the quiet part of the room by location, not by name. “This table’s ready.” You don’t know their names and guessing wrong costs you.
- Start when you have most of them. Waiting for silence from all thirty hands the last three students control of the period.
Say this
K–2
Call and response works at this age and almost nothing else works as well. “If you can hear me, touch your nose.” Then a second one. Don’t ask for silence directly; give them something to do that happens to be quiet.
3–5
“I’m going to wait.” Then wait. Name the transition rather than the behaviour: “Pencils down, eyes here.” This age responds to instruction far better than to correction.
6–8
Don’t address the room, address the task. “Page 40, question one, you have four minutes.” Specific work with a clock on it settles a middle school room faster than any request for quiet.
9–12
“I’ll wait, and we’ll still do the same amount of work.” Once, flatly, without irritation. Then wait. At this age the test is whether you’ll get flustered, and declining to is the entire move.
Where the line is
- Yours: the volume and the pace of your period.
- The office’s: a student who won’t stay in the room, or anything that stops being about noise.
- The teacher’s: consequences that carry past today. You can note it. You can’t assign it.
If that doesn’t work
If the room settles and comes back three times, stop treating it as a noise problem. Usually it means the task is unclear, too hard, or already finished. Change the task before you change your tone. And if one student is driving it, handle that quietly and separately rather than in front of the room.
In the note
Slow start after the bell. Fine for the rest of the period once the warm-up was up.
From Holding the room in The Sub’s Handbook.
Written by a substitute teacher, for substitute teachers. This is what’s worked in real classrooms — not official guidance, and not a substitute for your school’s policies or your district’s training. When something feels beyond you, it probably is: call the office. They’d rather hear from you early than late.
Open subin, the app the handbook comes from. Free to use.
Dan McSpirit is an active guest teacher and the author of The Sub’s Handbook. He built subin for the job he was doing at the time. More of his work is at danmcspirit.com.