This instrument is made out of a funnel, water bottle, paper towel
holder, tape and construction paper.

It is a member of the orchestral
brass family.

By blowing and buzzing into the mouthpiece of this instrument produces the sound.

To change the instruments pitch you
need to move your lips up and down and tighter or looser while blowing
into it.

The dynamics are controlled by blowing faster and harder to
produce a loud sound.