Year One is an educational year group in schools in many countries including England, Wales, Australia and New Zealand. It is usually the first year of compulsory education and incorporates students aged between five and seven.
In Australia, Year One is usually the first year of compulsory education. Although there are slight variations between the states, most children in Year One are aged between six and seven.
In schools in England and Wales, Year One is the first year after Reception. It is currently the first full year of compulsory education, with children being admitted who are aged 5 before September 1st in any given academic year. It is also the first year of Key Stage 1 in which the first sections of the National Curriculum are introduced.
Year One is usually the second year in infant or primary school.
In Northern Ireland and Scotland, the first year of compulsory education is called primary one, and pupils generally start at four or five years old.