Take Cardboard and cut out a circle of 2cm radius. Now wrap the yarn on cardboard as shown in the image.
Now wrap the polythene bags around the steel wire. You can also use fabric instead of polythene bag.
Then wrap your favorite color yarn around the polythene bag and keep it aside.
Take the cardboard and make 3" inch radius circles with different colors of wool.
By using the pearls make them attractive. Now measure 5" inch on the bigger ring and tie the circles to the ring. That's it your wind chime is ready to use.