Viola (coninued)- octave lower; The Viola is the only instrument played in the alto clef
16. Theremin - one of the most bizarre instruments, it is the first instrument made to be played without touching it. It was one of the first fully electronic instruments
17. Glass Armonica - another bizarre instrument, it is made of glass bowls graduated in size on a rod which is continuously turning. You play it by holding your hands against the bowls to make sounds and the different bowls make different pitches.
18. Kaisatsuko - The Kaisatsuko is a two stringed instrument which is played by turning a hand crank which spins a wheel that rubs against the wheels thus vibrating them. To make different pitches, different fingerings are used on the strings.
19. Electronic Bagpipes - a wind instrument that is electronic.
Instruments page 3 of 5