National Taiwan Normal University's Affiliated Experimental Kindergarten, which is private, is the combination of affiliated experimental nursery school in the department of Home Economics, NTNU, with affiliated kindergarten of women's Association, NTNU in 1980. The missions of this kindergarten are teaching experiment and research.<BR>The purposes of this research are analyzing the changes and developments of the environment and modules, understanding kindergarten school system and curriculum reform, and exploring the factors which impacted kindergarten's development. Hoping through the historical evidences can help us understand how powerful and meaningful role NTNU Affiliated experimental kindergarten play in the history of early childhood education in Taiwan. The methodology of the research is historical research method by means of collecting and identifying document, interviewing related informants to have a further understanding of the process of the developmental changes.<BR>From combination of two institutions into National Taiwan Normal University's Affiliated Experimental Kindergarten to 2002, NTNU experimental kindergarten has experienced a lot of ”changes” and ”no change”. The former (change) included: curriculum instruction change from unit teaching curriculum, emergent curriculum, to project approach; administrators and directors changes, and more appropriate learning environment for children, The latter (no change) included: the number of classes and children, and kindergarten site. The factors which affected kindergarten's development are macro environments (the transition of political, economical, and social environment), educational system, kindergarten role in the NTNU, and teachers' attitudes and director's leadership.