As Vadodra emerges as the centre of the investigations in the Ahmedabad blasts the city police has woken up to a possible terror threat to its schools. A week after serial blasts, teachers and principals of over fifty schools in Vadodara are back in their classrooms this time as students. They are taking lessons on combating terrorism: handling a terror strike, evacuating students, even identifying explosives. The teachers in this classroom are senior police officers, explosive experts.