http://ncertbooks.prashanthellina.com/
http://www.ncert.nic.in/workshop/school%20kits/schoolkits2.htm
http://www.ncert.nic.in/textbooks/testing/Index.htm
http://www.careersindia.com/
http://upscportal.com/civilservices/e-book/Medivial-India-by-NCERT
http://www.coachingindians.com/downloads/
http://ptf.com/ncert/ncert+cbse+books+download/