PESHAWAR - Unknown militants blew up a government boys school with explosive material in Tehsil Lakaro of Mohmand Agency on Tuesday. Sources informed that explosive device exploded with big bang and it caused fear and panic among the dwellers. The people of the area also rushed towards the blast site and shifted the schools valuables and furniture to a safe location. It is pertinent to mention here that it was the 30th school that has been damaged in the restive Mohmand Agency since 2007.