Fidget Cube

FIG. 1 is a top-front-left perspective view of a fidget cube, showing my new design; FIG. 2 is a bottom-rear-right perspective view thereof; FIG. 3 is a top plan view thereof; FIG. 4 is a bottom plan view thereof; FIG. 5 is a rear elevation view thereof; FIG. 6 is a front elevation view thereof; FIG. 7 is a left-side elevation view thereof; and, FIG. 8 is a right-side elevation view thereof. The broken lines depict portions of the fidget cube that form no part of the claimed design.