The appropriate age for taking pre-primary education is-

The proper age for the admission of the children in pre-primary school is Three and a half year

Pre-primary school

• Pre-primary education is defined as the initial stage of organized instruction, designed primarily to introduce very young children to a school-type environment, that is, to provide a bridge between home and a school-based atmosphere.
• A preschool, also known as nursery school, pre-primary school, or playschool, is an educational establishment or learning space offering early childhood education to children before they begin compulsory education at primary school.
• Age -- Class
  3.5 years -- Nursery
  4 years -- LKG
  5 years -- UKG
  6 years -- Standard I
• Different Types of Pre-Primary Schools

1. Kindergarten School.
2. Montessori School.
3. Nursery School.
4. Pre-primary School.
5. Balwadi.
6. Anganwadi.
7. Integrated Child Development Service Programme.