Geek my class — Bouncyballs.org is a noise meter for your class....
https://bouncyballs.org/ is a free... - Cool Apps for Schools | Facebook
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Anne M. Beninghof on Twitter: "This made my day! A free sound meter with adjustable sensitivity and choices of what is bouncing around on the screen. https://t.co/O7b0cXno4b https://t.co/0OXnPBSFcn" / Twitter
April Marroquin on Instagram: “I highly recommend using bouncy balls.org to help with the volume of conversations in the … | Bouncy, Classroom, Classroom management
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Bouncy Balls Review for Teachers | Common Sense Education