The structure was repaired in the 1960s and gained the function of a children’s library.
The water reservoir window beside the stone staircase leading up to the school was turned into a door; this section was used as a woodshed.
Prominent Features:
It is also known as Mahpeyker Kösem Sultan Primary School.
It is one of the units of the Çinili Mosque Complex located outside the courtyard.
It is a square-planned, single-domed fevkani structure; the classroom is reached by a fifteen-step stone staircase.
It is lit by a two-tier window arrangement; the lower windows have iron grilles, and the upper clerestory windows have plaster grilles and round brick arches.
There is a fireplace in the interior and niches in the walls.
The water reservoir of the fountain is located beneath the school.