The primary stage of school education consists of Classes I to V. The age limit for enrollment in primary school is from 6-14 years. The structure and curriculum of primary school begin from pre-primary education and followed by secondary education. Primary School in the US education system includes Kindergarten and grades 1-5. Students beginning in kindergarten are 5 to 6 years old, while those in grade 5 are 10 to 11. Therefore, children in Primary School or Elementary school have an age range of 5 to 11.