Parents could soon be paying half a million pounds to send their children to boarding school.
Her remarks about her own education has drawn criticism from political leaders in the city, and former pupils and staff of her former school.
In an often-repeated line of her leadership campaign, Ms Truss said she saw “first hand how children were failed and let down by low expectations” during her comprehensive state schooling in Leeds.
The protest group were shouting chants and carrying signs that read: "Stop grooming kids", "Wake up this is child abuse" and "Leave the kids alone."
“Too many children are already falling through the cracks – their families cannot afford a paid school meal, but they are not eligible for free school meals.”
It comes as the government is clamping down on 'dead-end courses,' with English Literature being hit at Sheffield Hallam University.
It comes as there was outcry this week after Sheffield Hallam University suspended its English Literature degree amidst a government crackdown on what ministers regard as “low-value” courses.
Nadhim Zahawi hit out on Thursday at the move by OCR, which is part of a wider reform of the exam board’s anthology.
“The country faces an existential emergency for the future of the teaching profession," the NASUWT general secretary said.