Sitting on a roaller board.
Move yourself over a distance of 10 mtrs.
Two teams of 4-5 children.
Over both feet a marker.
At the end of the course : put both markers on the board and roll it back to the next player.
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.