The ornamental design for a child's compass, substantially as shown and described.
FIG. 1 is a front elevational view of a child's compass showing my new
design;
FIG. 2 is a right side elevational view thereof; and
FIG. 3 is a bottom plan view thereof.
The rear of the child's compass is plain and unornamented except for the
apertures positioned as shown on FIG. 1 and the conical centering
protrusion as seen in FIGS. 2 and 3.