Make sure you have a big enough space for this game!
Young people are split off into pairs and one pair at a time have a hopping battle. The aim is to be the last person to have both feet on the floor.
Young people face each other standing on one leg and with arms folded. On go they hop into each other until one has both feet on the floor.
Make a note of winners and have a grand finale after a few semi-finals etc.