Low-fi Game Project with Servos and magnetic sensor see also lovely drum machine by Nick Yulman or this
Frisk Machine by Sam Lavigne below both from students at ITP (Interactive Telecommunications Program at Tisch New York).
TIME https://www.youtube.com/watch?v=rzDEWFsQyqc&feature=youtu.be
Mechanical Cartoon
http://cargocollective.com/parkeunyoung/Oongsung-Oongsung-the-mechanical-cartoon
Advanced Art Project with Servos by Daniel Rozin
Some more notes on servos: Servo Basics
https://sites.google.com/site/sketcharduino/arduino-servo
Servo motors are good for because they are easy to power and easy to control
PROTOTYPING / FAILING