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Filters: Keyword is phenomenography and Author is Olavi Hakkarainen   [Clear All Filters]
2007
Ahtee, M., & Hakkarainen, O. (2007). CHANGING PUPILS’ CONCEPTIONS ABOUT WEIGHT APPLYING VARIATION THEORY. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 1. presented at the August/2007. Retrieved from http://oaji.net/articles/2014/457-1392217372.pdf