A mobile court today handed a headmaster 30 days' jail term for assisting a SSC examinee to cheat during the examination in Kaunia upazila of Rangpur. Humayun Kabir, headmaster of Haragachh Alef Uddin High School in the upazila, was not assigned for duty at Daradi High School examination centre. But he went to an exam room with a mobile phone and was seen helping a student