– Zlatarski International School of Sofia is the largest and most experienced INTERNATIONAL BACCALAUREATE (IB) School in Bulgaria, authorised as the FIRST IB WORLD SCHOOL in the country in 2003.– Founded in 1995 the School educates students aged 11-18 years old: 5-12 grade.– Cambridge Secondary (5-7 grade), Pre-IGCSE (8 grade), IGCSE (9 -10 grade), A Levels and IB (11-12 grade).– Our graduates gain places at world class universities in the United Kingdom, Europe, and the US.