The Sound Maker

This instrument is made out of a toilet paper roll, rubber bands, a tin can and beans.
 
It is a member of the orchestral string family.

You can pluck the rubber bands to produce sound or use a guitar pick.

To make a higher sound, you pull the string tighter and to make a lower sound you loosen the string.

To make a loud sound you pluck the string harder.  

To get softer sounds you pluck the string softer.