Classroom Traffic Light

One-click red / yellow / green signals for classroom volume and behavior

Go / Talk

Keys: 1/R red · 2/Y yellow · 3/G green · F full screen

Results

Go / Talk

Export result

How to use

Follow these steps to get a result

  1. Click a light or use keyboard shortcuts to set the classroom signal.

  2. Enter full screen so the whole class can see the active color.

  3. Optionally enable a short countdown under the light.

  4. Share a URL that opens directly on red, yellow, or green.

Features

What this tool includes

  • One-click states

  • Keyboard shortcuts

  • Full-screen mode

  • Optional countdown

  • Sound cues

  • Shareable state

  • Export result summary (Copy / CSV / PDF)

FAQ

Common questions about this tool

Common classroom use: green = talking ok, yellow = whisper, red = silent. Customize the meaning for your room.

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