A ball is placed in an inverted wine glass and it rotates around the inside at a constant height when the glass is swirled at the right frequency
Locations: Balls B2-4, Wine Glass U1-5
A ball is placed in an inverted wine glass and it rotates around the inside at a constant height when the glass is swirled at the right frequency
Locations: Balls B2-4, Wine Glass U1-5