2[2]National Standards for Social studies teachers approved by NCSS Board of directors April27,1997.
3[3]The National Geographic Association. (1994)National Ceotraphhy Handbook.
4[4]"A vision of Powerful Teaching and Learning in the Social studies: Building Social Understanding and Civic Efficacy," Social Education 57, No. 5(September, 1993)p. 213-223.
