Bush dance is the Australian version of country dance or contra-dance. It draws most on Irish, Scottish and English traditions ... but has influences from other sources.
People of all ages enjoy bush dancing ... and it works especially well for a group of people of varied ages. It's a format that has evolved over centuries for that specific purpose.
To see what a bush dance is like for people who have never done bush dances before, click here to see several examples (on Youtube) of people learning a dance then doing it.