There are lots of diffrent ways to make one.
1. First, sculpt the a block of wood to a ovel with a open neck and hollow it out. You can Even do Halfs. Put stuff inorganic in there and carve a wooden handle Glue or staple that stuff together Paint it and put seal on it
1. clean out a gourd 2 put beans or seeds in the gourd 3 close it 4 eventually it'll rot, but indians used this teqnique to make music.