slight change to sample: use xcor instead of box
slight change to sample: use xcor instead of box

AlanJAS/turtleart,walterbender/turtleart,walterbender/turtleconfusion,walterbender/turtleflags,walterbender/turtleartmini,walterbender/AmazonasTortuga,walterbender/turtle3D