In Brief: 
Together, teacher and students sing "do do so so" in each of the 11 tempos beginning with a very slow largo and finishing with a very fast prestissimo
To sing all 11 tempos with the same four pitches, one after the other
Prerequisite Concepts: 
Introduction to the 11 tempos and the feeling of a steady pulse
Teacher's Role: 
Direct the game, singing along with students and guiding them
Usually played once, but repeating is fine.