Split players into equal teams, with each player having a ball. On the command the back player dribbles in and out of the players in front of them until they reach the front of the queue. Once they do the next person goes until they whole team have been.
Whilst the players are waiting in the line they should be bouncing their ball up and down.
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.