Each pin is worth the duration of the note/rest. The Treble and Bass Clefs are worth 2 points/pin. Any teacher can make up his or her own rules. This picture shows two full sets in order to run two games at once.
Dip Tray Workstations: Instrument Families and Note Values
King's Music Room: Music Workstations: Snowball Scoop- LOVE LOVE LOVE this idea! A styrofoam cooler and ping pong balls is transformed into an engaging rhythm workstation. This could translate into many subject areas too!