KHAR (AFP) - Militants blew up two boys schools and a college in Bajaur tribal area, an official said Friday. Several locally-made bombs planted inside the school buildings went off late in the night, local govt official Adalat Khan told AFP, adding that both schools were 'completely demolished. They also bombed a boys degree college in Mamond town. Gul Rehman, a Bajaur education officer, said 44 schools had been bombed or set on fire in the past year in the district. Elsewhere in Bajaur on Friday, a roadside bomb exploded and wounded a tribal policeman while he was on patrol, an official said. Bajaur lies just to the west of Dir and Swat districts, where the military is locked in a nearly two-month-long offensive against Taliban insurgents.