The PISA investigated academic achievement between countries of the subjects of science, mathmatics and reading, etc of 15 years old of more students in OECD country. Korea accomplished the highest academic performance at the 1st and the 2nd term assessment. However, German students recorded much lower academic performance than the average at the 1st term assessment to be of great problem at education world as well as the society. Not only measurement for problem solving but also analysis of causes reformed education and the PISA research results gave notice of new paradigm of German education. The PISA research aimed to he1p improve education of OECD countries and to establish policies. If the PISA research would decide the ranking of each country not to do policy- oriented research, it might lose its values. This study suggested profiles of students' academic achievement based on Gennany and Korea and examined results by basic indicator, situation indicator and trend indicator, etc. The practical use program of the PISA research results discussed current PISA research and investigated educational reform of Gemany. The author examined educational reform program of Korea based on the autonomy of educational reform govemed by philosophy, respect of individuality and ability and principles of competition and opening. This study was expected to suggest educational refoml direction of Korea.