BOSSE – The Board of Open Schooling and Skill Education, Sikkim is an Open School Board to cater the varied academic needs of the divergent group of students upto pre-degree level including Secondary / Senior Secondary and Skill and Vocational education. The Board of Open Schooling & Skill Education, Sikkim Act 2020 passed on 21-09-2020 by the Sikkim Legislative Assembly stated under Act No. 14 of 2020.
Secondary level is equivalent to the Xth standard. Students are who are 14 years of age as on 31st August 2020 can take admission at secondary level and can choose their subjects choices from BOSSE scheme of subjects mentioned in table.