Description: I like a bustling classroom as much as anyone, but there are times when quiet is needed. This Chrome app combines a countdown timer with a visual noise display. Set the time and the noise level you want and black ‘safe’ lines will be tracked if there is an acceptable level on sound, and red lines will be shown if your limit is exceed. Once the timer has finished it displays the percentage of time over the noise limit.
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Chrome Web Store: http://ift.tt/2nY8o3k
Category: Classroom Management &…
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