Rules to play Rock Climbing
You can play this with a group of people. There is a leader Simon, I suppose, this leader gives the group 15 seconds to get off the ground and stay there. After that time, the leader calls out various commands Simon says. move your left foot. for example and everyone must move the nominated limb to a new hold unless the command is not prefixed with Simon says. Players are out if they fall off or do not obey the commands.