title: Mixed-sex education
context: The world's oldest co-educational day and boarding school is Dollar Academy, a junior and senior school for males and females from ages 5 to 18 in Scotland, United Kingdom. From its opening in 1818 the school admitted both boys and girls of the parish of Dollar and the surrounding area. The school continues in existence to the present day with around 1,250 pupils.[1]
question: What was the first co-ed school?
answers: Dollar Academy