For juggling four balls, site swap is a notation for how long each ball spends in the air or spends in the pattern. Do site swaps for juggling four balls with tips from a juggling enthusiast in this free video on hobbies.

Expert: Isaac Shivers
Bio: Isaac Shivers is a self-taught juggler whos been affiliated with the Harvard University Juggling Club and the MIT Sunday Juggling Club.
Filmmaker: Christian Munoz-Donoso