Fourth is the wing joint which is from boot to crook in length while fifth is the crook, a metal tube that joins the reed and wing joint. And last but certainly not the least is the reed. Bassoons today are commonly made of pearwood or maple such as sugar maple and sycamore maple. If you prefer less expensive ones, you can also have those that are made of ebonite or polypropylene which are usually for the outdoors and beginner s use. The neck is the tube that holds the mouthpiece through a layer of cork. The other end of the neck is attached to the body of the saxophone. Saxophones are expected to have a lacquer finish which means that it appears to be polished brass. Some are made in silver which gives it a sound that is brighter. Its strings could be made of steel or nylon while its top plate could be made of cedar or spruce. At the top is a circular hole with a diameter of 3.25 inches to 3.5 inches which strengthens and reinforces the produced sound. Sound production Generally, guitars produce sound through the strings vibration. Observing nature needs empathy which is the source of derivative expression according to the Aborigine. The making of didgeridoos Once the area confirmed to be abundant of certain eucalyptus trees, the Aborigine would tap the tree trunks or limbs to determine if hollow. Back then, special axes made of stone were used but in modern times people use chainsaws. Adjusting the mouth s position and controlling how much wind goes through the bugle produces the tones. It is the foundation for various other wind instruments and is groundwork for learning mouth control for playing instruments other than the bugle. Unfortunately, it can only play notes in the harmonic series. The method of clicking sticks together using one hand to be music for dancing is certainly ancient and has been done by the Egyptians and the Greeks. However, there are theories on its development. One is that castanets are the descendants of the Iberian crusmata which were two shells, wooden sticks, or flat stones.