→ Pre School I to Nursery: 3 - 4 years

→ Pre School II to KG I: 4 - 5 years

→Pre School III to KG II: 5 - 6 years

→ Class I : 6 - 7 years

→ Class II :7 - 8 years

→ Class III :8 - 9 years

→ Class IV : 9 - 10 years

→ Class V : 10 - 11 years

→ Class VI : 11 - 12 years

→ Class VII : 12 - 13 years

→ Class VIII : 13 - 14 years

→ Class IX : 14 - 15 years

→ Class X :15 - 16 years

→ Class XI :16 - 17 years

→ Class XII :17 -18 years