The Master’s Degree Mathematics Education Study Program held an Educational Seminar presented by Prof. Frederick K. S. Leung from The University of Hong Kong with the theme: Methodological Issues in Comparative Studies of Mathematics achievement UsingTIMSS as an Example. Located in the Maftuchah Yusuf Hall, Gd. R. Dewi Sartika 2nd floor, this activity started at 09.00 and ended at 12.00 WIB.