It is usually the third year of compulsory education and incorporates students aged between seven and eight.
Although there are slight variations between the states, most children in Year 3 are aged between eight and nine.
When children start school, they begin in New Entrants and typically move to Year 1 when the next school year begins.
It is also the first year of Key Stage 2 in which the National Curriculum is taught.
[5] In Northern Ireland and Scotland, the third year of compulsory education is called Primary Three, and pupils generally start at the age of 6.