Billabong High International School, Juhu, recently hosted Supernova 4.0, one of Mumbai’s largest inter-school competitions, celebrating excellence in sports, arts, and interpersonal skills. The event saw enthusiastic participation from over 500 students representing 12 schools, including various branches of Billabong High International School in Mumbai, Euro School Thane, Pinnacle High International School, and Bunts Sangha’s S.M. Shetty International School & …