Please help i want to change my son schools next year for U KG class. which one is the best also please tell me the fee structure and when to contact school

1) APS vikas puri

2) St. Cecila Vikas puri

3) Columbia foundation d block vikas puri

4) Rama Krishna School, M block vikas puri

5) Oxford school vikas puri

6) Cambridge Foundation Rajouri Garden

Please Help Me

Thanx