Durban — A KwaZulu-Natal teen will ride the big waves when she takes on some of the world’s best junior surfers at the world championships.Max Kauffman, 14, from Westbrook on the North Coast, leaves on Sunday for surf city El Salvador where she will represent South Africa at the International Surfing Association (ISA) World Junior Surfing Championship, starting next week.Kauffman is part of the under-18 SA Junior Surf team made up of three young women.“I am looking forward to the competition because it’s my first international event. I would love to win, but even if I get through a…