The idea of this extender is to encourage visitors to notice and play more with how fast the windmills are spinning.

The idea of the midi-instruments is to add simple sensors and mechanisms to trigger musical notes. The faster the windmills spins, the faster the notes play.

- Visitors could work together to create
  a collaborative composition
- A direct connection to
  the exhibit.

- Allows for a deeper   interaction with wind and   spinning things that the   exhibit

- Many entry points for   exploration / not   dependent on crickets.