Six national school heads and accounting officers are set to appear before the National Assembly’s Public Investments Committee on Governance and Education this week to answer audit queries. The schools include Moi Forces Academy, Precious Blood Riruta, Nyeri High, Thika High, Our lady of Mt Carmel Maryhill Girls and Kahuhia Girls. The Dick Maungu-led committee will question them on issues including extra levies charged to parents, institutional borrowing and payments made to the Kenya Secondary School Heads Association.