School supply box

FIG. 1 is a perspective view of exemplary embodiment of an ornamental design of a school supply box;

FIG. 2 is a top plan view thereof;

FIG. 3 is front elevational view thereof;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof; and,

FIG. 6 is a rear end elevational view thereof.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.