The ornamental design for a toywagoncooler, as shown and described.
FIG. 1 is a perspective view of the toy wagon cooler of my new design. The broken lines are for illustrative purposes and form no part of the claimed design;
FIG. 2 is a left side, elevational view of the toy wagon cooler of FIG. 1, the right side being a mirror image thereof;
FIG. 3 is a top plan view of the toy wagon cooler of FIG. 1, showing the design of the exterior of the toy wagon cooler;
FIG. 4 is a top plan view of the toy wagon cooler of FIG. 1, showing the design of the interior of the toy wagon cooler;
FIG. 5 is a bottom plan view of the toy wagon cooler of FIG. 1;
FIG. 6 is a front end view of the toy wagon cooler of FIG. 1; and,
FIG. 7 is a rear end view of the toy wagon cooler of FIG. 1.