CUBE AND CORD PUZZLE

NOW YOU HAVE YOUR CUBE AND CORD READY? THIS IS HOW YOU DO THE PUZZLE.  1/ MARK CENTRE OF CUBE 2/ MARK CENTRE AGAIN AT SIDE OF CUBE?  3/  TOP OF CUBE DRILL HOLE 1/8 THROUGH? 4/ SIDE  OF CUBE DRILL HOLE JUST OFF CENTRE 1/16 X 3/4 THE WAY.? 5/ NOW GET A PANEL PIN 1 1/2 AND PUSH THROUGH? THEN CUT END OF NAIL IF TOO LONG? SEE DIAGRAM? 6/ SO NOW WHEN YOU LOOK DOWN THE TOP OF CUBE YOU CAN SEE NAIL ST OFF CENTRE.? 7/ NOW GET YOUR CORD AND FEED IT THROUGH TOP AND PASS THE NARROW PART OF THE NAIL? 7/ CLEAN UP CUBE SO NAIL DONT SHOW. 8/ TIE A KNOT EACH END OF CORD? 9/ NOW HOLD CUBE AT TOP OF CORD AND LET IT GO? IT FALLS TO THE BOTTOM? TURN AROUND HOLD CUBE AT TOP AND WHEN YOU LET GO SLIGHLTLY TIGHTEN CORD  PULL CORD TIGHT AND CUBE WILL STAY AT THE POSITION YOU WANT IT TO? AS ITS STOPPED BY NAIL? SLACKEN CORD IT WILL DROP . EASY WHEN YOU KNOW HOW.  THESE MADE WITH DIFFERENT WOOD AND POLISHED UP NICELY MAKE IDEAL GIFTS. NOTE MY DIAGRAM  THE CIRCLE ON LEFT WITH ARROW POINTING IS WHERE YOU THREAD THE CORD? YOUR LOOKING INTO HOLE FROM TOP?  IF YOU MAKE A BIGGER HOLE THAN 1/8 USE BIGGER CORD? EXAMPLE IF YOUR HOLE IS 6MM USE 5 MM CORD? THATS MAGIC !!!!!!!