Noise traffic light
The classroom volume traffic light.
Microphone off
Microphone levels are analyzed only on your device; nothing is recorded, stored, or transmitted.
What the tool does
The free Noise Traffic Light displays classroom noise levels as a traffic light on the projector, with modes for individual, pair and group work. It automatically adjusts to the room's ambient noise level. The microphone level is analyzed locally in the browser only; nothing is recorded or transmitted.
AI is working
Differentiated worksheets tailored to your lessons
TeachPie creates materials for you at three levels in two minutes. For any topic, for your class.
Try it for freeContent stays in your browser. We only count anonymously how often a tool is used.