The National Institute of Open Schooling (NIOS) conducts the Open Basic Education (OBE) Program of the Government of India, Ministry of Human Resource Development (MHRD) under its 'Sarva Shiksha Abhiyan'. There are separate OBE programs for children below 14 years of age and individuals above 14 years of age. The program is offered at following three levels -
1. OBE level A which is equivalent to class I-III.
2. OBE level B which is equivalent to class IV-V and
3. OBE level C which is equivalent to class VI-VIII.
The author may visit the website of the the National Institute of Open Schooling (NIOS- http://www.nios.ac.in/ for further details.