Ono's work has generally consisted of quiet, personalized, meditative pieces, as well as "event" shows or Happenings, all of which were highly conceptual and often required observer participation to complete. In her "Stone Show" (early 1960s), participants entered a room measuring about 20 square fee

Clever, Fluxus, Improvised, Open-ended, Physical force, Political, Quirky, Rebel, Serene, Sincere, Smart