Apr 11, 2017 Cambodian Science & Engineering Festival 2017: 3 Days of Fun-Filled STEM. by Cheyenne Chia • NEWS • Tags: cambodian science and engineering festival CSEF 2017 CSEF cambodia engineering cambodia events cambodia learning cambodia Microsoft Cambodia science cambodia Smart Axiata Smart Axiata Cambodia stem STEM Cambodia tech cambodia youths cambodia Learning about STEM definitely stems from here!