On 27th October, 2015, Delhi Public School Vadodara conducted a “Mathematics Seminar”. The seminar was kept for teachers only picked from all over CBSE Schools in India, only after certain criteria of selection. It was a three-day workshop at DPS Vadodara and was trained by Dr. Ajay Kumar, Dean-Department of Mathematics. He trained 44 teachers so that 44 of them can train another 400 to teach mathematics to their students in the most relaxed way.
Source: http://goo.gl/qYtL8g