Gaming devices comprising a gaming unit configured for play of a primary game and a bonus game. The bonus game portion of the gaming unit includes at least a outcome display element with an associated, cooperative outcome indicator element. The outcome display element may be rotatable about a substantially upright axis and comprise a sphere, a gem or other suitable element for displaying potential game outcomes for the bonus game, the game outcome being indicated by a portion of the outcome display element aligned with the outcome indicator element upon cessation of rotation of the former. Employing visually perceptible representations of rotation of the outcome display element rather than physical rotation thereof is also disclosed.