CLASS  AGE (Between)  Duration
Play House 2 to 2½ years 3 hrs. per day
Nursery 2½ to 3½ years 3 hrs. per day
Junior KG 3½ to 4½ years 3 hrs. per day
Senior KG 4½ to 5½ years 3 hrs. per day
 CLASS I 5½ to 6½ years 5 hrs. per day
 CLASS II 6½ to 7½ years 5 hrs. per day
 CLASS III 7½ to 8½ years 5 hrs. per day
 CLASS IV 8½ to 9½ years 5 hrs. per day
 CLASS V 9½ to 10½ years 5 hrs. per day
 CLASS VI 10½ to 11½ years 5 hrs. per day
 CLASS VII 11½ to 12½ years 5 hrs. per day
 CLASS VIII 12½ to 13½ years 5 hrs. per day
CLASS IX 13½ to 14½ years 5 hrs. per day
CLASS X 14½ to 15½ years 5 hrs. per day