One hurdle per player.
Players hop on one leg over and back again over their one hurdle.
Make this a competition! Who can hop the most times in a 30 second period?
Repeat on both legs.
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.