The ornamental design for a connector for strawconstructiontoy, as shown and described.
FIG. 1 is a side perspective view of a connector for straw construction toy showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is side perspective view of two connectors releasably joined together according to my new design; and,
FIG. 9 is a side perspective view of a plurality of joined connectors, according to FIG. 8, being shown for connecting straws to form a three-dimensional object.
The broken lines shown are included for the purpose of illustrating environment in which the article resides and forms no part of the claimed design.