Prayagraj: All schools up to Class 12 in Prayagraj will remain closed on Saturday on account of Pitru Visarjan, officials said.District Inspector of Schools (DIOS) Santosh Kumar Rai and Basic Shiksha Adhikari (BSA) Anil Kumar issued separate orders announcing the holiday.The DIOS directed all secondary schools in the district to observe a one-day holiday in compliance with the instructions of the district magistrate.The BSA ordered the closure of all govt, aided and recognised schools from pre-primary to Class 8, including both Hindi- and English-medium institutions.Officials, school managements and headmasters have been directed to ensure strict compliance with the orders.