Central Institute Of Educational Technoligy(CIET), a consitituent unit of NCERT, came into existence in the year 1984 with the merger of Center for Educational Technology and Department of Teaching Aids.CIET is a premiere national institute of educational technology.Its major aim is to promote utilization of educational technologies viz. radio,TV, films, Satellite communications and cyber media either separately or in combinations. The institute undertakes activities to widen educational opportunities, promote equity and improve quality of educational processes at school level.The broad areas of activities of the CIET are Listed below:
i.   To design and produce media software.
ii.   To optimize the utilization of EDUSAT communications technologies and terrestrial       transmission.
iii.   To undertake research and evaluation studies on various aspects of Educational       Technology.
iv.   Documentation of educational media programmes and researches for achieving and        enhancing its utilization.
v.    Dissemination of media programmes both in broadcast and non-broadcast mode.
vi.   The institute undertakes training programmes for capacity building in various aspects  of        educational technology.
vii.   To advise and coordinate academic and technical programmes of the seven State        Institutes ofEducational Technology(SIETs) set up by the MHRD.
viii.  To provide consultancy to various organizations and individuals in the development,        utilization and evaluation of educational technologies.