The person who teaches these lessons is Maggie O'farrill at the Petite Protocol School,and her students arev aged between six and twelve years old. She thinks this is the best time to teach kids. "At this age they are they are very easyxd" O'Farrill says. "When they get older,it's harder for them to break bad habits. Children at this age want to be polite. You can see that they're trying