science

Creating a sound with the wooden part that part normally brings mostly the upper tone of the Bowl.
Creating a sound with a fabric part that usually brings emphasized quality from the lower tone of the bowl.
Playing the sound and making the bowls sing their song, are the more complex part of the singing bowls, which require more practice, as it gets even a bit more challenging to do when the fabric is wet and when the bowls themselves are wet then it will be easier to do with a wooden part.