SQUONKAPHONES and HOSAPHONES

Instruments in which the vibrating element is the air itself are AEROPHONES

Squonkaphones (left) are instruments anyone can make and play: using balloons stretched taught over the end of a plastic tube...

Hosaphones (below) are just garden hoses with a funnel and a brass instrument mouthpiece: they can sound like french horns and trumpets in the the right hands:

Click on the images to hear a sample...