HOSNABAD ADARSHA SECONDARY SCHOOL IS ONE OF THE BEST SCHOOL OF BETAGI UPAZILA.MAINLY THE SCHOOL WAS FOUNDED MD WARES ALI MASTER ON JANUARY 1967 WITH ONLY 45 STUDENTS.THE FIRST HEADMASTER WAS MD NURUL ISLAM AND THE FIRST TEACHERS WERE MD WARES ALI MASTER, MD FAZLUL HAQUE,ABDUL HALIM,MA GANI MIAH, MA HALIM.THE LOCAL GENTAL PERSON FOUNDED THE LAND AND THEN GOVERMENT SHARE OF IT.IT STARTED DAY SHIFT.IT IS THE BEST SCHOOL NEAR BAY OF BANGAL UNDER BARGUNA DISTRICT.