The points are calculated from primary school grades, as well as competitions and extra criteria.

During the first month of its work, it worked as a part of I Grammar School, but gained its independence the next month, on November 8, and named itself The State IV Grammar School for boys in Zagreb.

With the end of the Second World War, IV Grammar School moved to the building of the Real Grammar School, in the southern wing, across the hotel Continental.

In 1947 the school moved to Roosevelt square, where it remained until its abolishment in the year 1977, when it entered the composition of the Center.

This promise was fulfilled with the completion of a modern building in Novi Zagreb, in the neighborhood Utrine.