Definitely looks like an LDS party! Jousting at Medieval Feast activity. Plywood circles for the platforms. Jousting stick is pvc pipe with a nerf ball glued on, covered with fabric gray taped to the pvc pipe.
In teams, kids have to balance an egg on a spoon while they race across a track. Once they make it back to their team the next person goes. If they drop the egg along the way, they have to start over. First team to finish wins.