Each Thai term is followed by its RTGS romanization. Where a recording is available, select its speaker button to listen.

When the room gets noisy

Students seated in a Thai classroom listening to the teacher
A busy classroom

It is just after lunch, the room is hot, and a large class is talking over you. You need everyone to open their workbooks, but repeating the instruction has not worked.

Use the attention signal you have taught the class, pause, and give one short instruction. If students still cannot follow it, check that they can hear you and understand what to do.

ใจเย็น (Chai yen)  means calm or patient; literally, it is “cool heart.” In a noisy classroom, that means giving yourself a moment to decide what to do before you raise your voice.

ใจเย็น (Chai yen) ” and “ใจร้อน (Chai ron) 

You may hear either expression used to describe someone’s mood or temperament:

  • ใจเย็น (Chai yen) : Calm, patient, or slow to lose your temper.
  • ใจร้อน (Chai ron) : Impatient, hasty, or quick-tempered, depending on context.

Give a clear instruction and apply the school's agreed consequences consistently. Speak privately about individual behavior when possible. If someone is at risk of harm, intervene immediately and get support.

Be clear about the next step: Students need to know the boundary and what happens next. Deliver that message in a steady voice and follow through consistently.

When a student smiles during a correction

A student who is corrected in front of the class may smile or laugh. They could be embarrassed, unsure what you mean, or amused by something else. The expression alone does not tell you which.

Saving face, or รักษาหน้า (Raksa na) , means preserving dignity or reputation. Keep the correction focused on what the student needs to do, and speak privately if the issue continues. The classroom guide has examples of giving feedback and allowing time to try again.

Four ways to settle a lively class

Choose one or two techniques and use them consistently so students know what the signal means.

1. Pause after your attention signal

Give the signal, allow time for students to finish speaking, then use a voice everyone can hear. Speaking too quietly in a large room may leave students at the back unsure what you want. Repeat the instruction briefly and show the page or task.

2. Use a clap or call-and-response

Teach one short clap pattern or call-and-response, practice it when the class is calm, and use it as a regular attention signal:

  • Teacher: “1, 2, 3... eyes on me!” → Students: “1, 2... eyes on you!”
  • Teacher: “Are you ready?” → Students: “Yes, we are!”

3. Redirect privately

If one or two students are struggling to settle, check in quietly and ask what they need to get started. They may have missed the instruction, lack materials, or need help with the task. Explain the next step and check back.

4. Use a short Thai phrase

If Thai is appropriate under your school's language policy, a short phrase can clarify an instruction:

  • เงียบๆ หน่อย ค่ะ (Ngiap ngiap noi kha) : “Quiet, please.” The word หน่อย (Noi)  can soften the request, though your delivery still matters.
  • ใจเย็นๆ ค่ะ (Chai yen yen kha) : “Take it easy” or “calm down.” Use a calm tone so it sounds reassuring.

When plans change: Morning assembly may run late or a class may move for an event. You might hear ไม่เป็นไร (Mai pen rai)  as reassurance. Follow up by checking the new time, room, and plan.

Agree on a routine with your co-teacher

Before the next lesson, agree on roles with your co-teacher. Choose an attention signal, decide who will help students who need extra support, and settle on what to do if disruption continues. Rehearse the routine with the class so everyone knows what to expect.