The book illustrated the appropriateness of integrated Social Science Curriculum at Secondary Level of the Education System in Bangladesh in the context of meeting present needs of the students of twenty first century. National Curriculum and Textbook Board (NCTB) developed renewed and modified secondary curriculum in 1995. From 1995 to 2009 a long period has been passed but being a continuous process secondary level Social Science curriculum being unchanged yet. The book was an effort to explore the secondary school Social Science curriculum of Bangladesh with regard to the needs of twenty first century. Focuses was given on: the status of the present secondary level integrated Social Science curriculum of Bangladesh; twenty first century needs of the curriculum on the basis of personal, social, national and global perspectives; appropriateness of exiting curriculum considering present needs and so on.