what is the perfect time to send my child to school for play group

A. 2 1/2 years to 3 years in between that age you can enrolled any time your child to play group and then nursery and further I had so mostly by the age of six years or child should be in first so for this this is the right age group by 2 1/2 to 3 years and also the education board has become very strict with us so please take care of the right age in right class