Get noisy with children and create a sound riot from an ordinary cup.A simple sound experiment that will take your kids less than 10 minutes to make and promise hours of fun and exploration.
Musical instruments like Piano, Harmonium work on same principle to amplify the sound vibrations made by keys. Acoustic Guitars, Mandolin and Ukulele have hollow below the strings to amplify!
A Brazilian musical instrument called ‘Cuica‘ is much similar to this Screaming Sound cup. Cuica is played by rubbing a wet cloth on a bamboo stick, attached inside the drum much like the string in cup!!