Are students able to study the IGCSE from age five through age18 now? Which board is better amongst IGCSE, CBSE and ICSE..My son is aged 4 yrs and is in jr kg. Can i enroll him in any of the IGCSE schools now or only in the ninth standard? Are there any IGCSE schools in dombivli? A response would be highly appreciated..Ganesh.