Clap Sticks
Also called the bilmi In the language of the yolungu aboriginies of Northeast Arhem Land, clapsticks have been traditionally used in Corroboree (dance) for thousands of years as an accompaniment to the didgeridoo and song.
Hold one clapstick loosely in one hand and strike with the other.
Experiment with placement of the strike to achieve a clear , resonant sound.