The problem for children - as every teacher knows - is the wrong posture while playing because of the weight of the horn. This reaction is understandable. The body tries to find a position where it can tolerate physical stress. But, of course, at the same time the physical precondition of being able to breath and play efficiently diminishes radically. How could anybody develop a proper technique and efficient breathing and blowing in an uncomfortable position?
he girl has a tense posture and tense hands. Also back and throat are very tensed. Playing is neither comfortable nor efficient.
The girl has become hunched, She is drooping over the horn. Spine and upper body are curved and constricted. She cannot breath efficiently.