Measuring equipment such as SPL (Sound Pressure Level) decibel meters may seem daunting, but this article by [Shawon M. Shahryiar] shows that making your own need only have two essential ingredients: ...
Silent Light - Classroom Timer and Decibel Meter is a new app from the folks at Top Storey Apps. It was written by a pair of teachers for teachers to use in the classroom or homeschool environment.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback