An integrated circuit performs self-healing and reconfiguration of a portion of the IC. The teaching aid includes a tray having a recessed area surrounded by a tray frame. Mounting pads for light sources are unitary with or attached to the mounting arm upper portions and have an upward length and a width. The flat engaging position comprises the pairs of fixed and movable jaws being engaged to one of the flats on each one of the opposing sides of the workpiece. The mixing module is electrically connected to the input jack, the output jack and the microphone. The eight types of bets do not require skill; Players win their wagers based on the strength of the hands as dealt.