BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a first hemisphere view of a curveball;
FIG. 2 is a second hemisphere view of the curveball of FIG. 1 illustrating a plurality of slots; and
FIG. 3 is a side plan view of the ball of FIG. 1 illustrating a center equatorial circumferential groove separating the first hemisphere from the second hemisphere.