A music box includes a plurality of star wheels, a plurality of vibration valves, a plurality of anchoring members, a plurality of electromagnets, and a control unit. The control unit is configured to control one or more of the plurality of the electromagnets to be a first state by supplying a first electricity and control each of the plurality of electromagnets to be a second state by supplying a second electricity. Each of the plurality of anchoring members is configured to engage with one of the plurality of protruding parts in the second state. The one or more of the plurality of anchoring members is configured to rotate about a second axis extending parallel to a first axis in the first state, and the one or more of the plurality of anchoring members is positioned remote from the electromagnet with a gap therebetween in the first state.