MEDIA PERMAINAN TRADISIONAL BOY-BOYAN UNTUK PEMBELAJARAN SIFAT-SIFAT SISTEM PERIODIK UNSUR SMA KELAS X (TRADITIONAL GAME MEDIA BOY-BOYAN FOR LEARNING ON CHARACTERISTIC PERIODIC SYSTEM OF ELEMENT CLASS X SENIOR HIGH SCHOOL) - SYAMSIANA, FRISCA (UNESA Journal of Chemical Education, 2014)