3 schools from Chennai have taken part in the 10th National Science Exhibition 2013, held in Delhi. This exhibition was conducted by the Central Board of Secondary Education and about 24 schools participated in it on Sunday. Students from Devi Academy Senior Secondary School, Bala Vidhya Mandir and PSBB – KK Nagar took part in it and they are now with the chances to take part in Jawaharlal Nehru Science Exhibition, which will be held in Sikkim in November. All the winners were given Rs, 3000 as cash prize and a merit certificate.