Amazon.com: Haktoys Light Up Bouncing Ball, 4” Vibrating Crazy Fun Toy with Flashing Bright Lights, Music and Sound (Batteries Not Included, Colors May Vary) : Toys & Games
Ball Bouncing Sound Effects All Sounds - YouTube
Time to Talk Tech : Great way to visually show noise in your classroom (or home).
Pin on Miss. Amber
Monitor Classroom Noise with Bouncyballs.org - Classroom Freebies
Classroom Noise Monitor Apps That Teachers Will Love