PISA which is an examination of assessing student groups aged 15 in subject areas of Mathematics, Social Sciences and Reading Skills is arranged by Organisation for Economic Cooperation and Development OECD every three years and was applied in the years of 2000, 2003, 2006, 2009 and 2012. The success of Finnish students has attracted the attention of many other countries and countries whose success rate is low like Turkey have started searching education system and teacher training system of Finland. For this reason, the primary reason of this study is to explain the most important factors such as education system and teacher training system behind the outstanding success of Finnish students and the secondary reason is to discuss what lessons could be taken by Turkey considering the differences in educational policies between Turkey and Finland. (C) 2013 The Authors. Published by Elsevier Ltd.