The ornamental design for a constructionmember for magneticconstruction toy, as shown and described.
FIG. 1 is a frontal perspective view of a construction member for magnetic construction toy having an axis AA1, BB1, and CC1 in phantom lines showing my new design;
FIG. 2 is a front view of the construction member for magnetic construction toy shown in perspective in FIG. 1 where the rear view is a mirror image thereof;
FIG. 3 is a top view of FIG. 2 along Axis AA1 in the direction A to A1, and is the mirror image of the side view of FIG. 2 along Axis CC1 in the direction C to C1, and is the mirror image of the side view of FIG. 2 along Axis BB1 in the direction B to B1; and,
FIG. 4 is a bottom view of FIG. 2 along Axis AA1 in the direction A1 to A and is the mirror image of the side view of FIG. 2 along Axis CC1 in the direction C1 to C, and is the mirror image of the side view of FIG. 2 along Axis BB1 in the direction B1 to B.