CUP STACKING
(YouTube video)
 

This has been a round for a while(1990). We started it in the Kingston Elementary PE program about 15 years ago to add an activity to a "games" unit. As you will be able to tell,

the rules require a certain order to complete the routine. This video is the world record.

http://www.youtube.com/watch?annotation_id=annotation_526871&src_vid=cgpDbVwAOJM&v=RlplW_6kmzM