All Tools
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Sound & Noise Tools
Noise meters, sound boards, and traffic-light indicators for classroom volume.
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Noise Meter
Mic-based volume bar with threshold alert when the class gets too loud.
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Applause Meter
Loudest group wins — persistent bar per team for cheer-offs.
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Traffic Light
Green, yellow, red noise indicator for classroom volume.
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Sound Board
One-click bell, claps, drum roll, whoosh, and more for transitions.