“I challenge any politician or official to send their children to state schools,” one pupil told a local television channel.
“The economy is in trouble, there is no work, how will we survive in the future?”
Groups of students gathered elsewhere in Beirut and in other cities, the latest boost to a mobilisation that has been relentless since the protests erupted on October 17.
Students in the coastal towns of Jounieh and Chekka gathered in front of the gates of the national telecommunications operator to block access, the state-run National News Agency reported.
The rallies have created a rare moment of national unity in a country often characterised by its divisions.
People of all ages and sects have gathered daily to demand better services, a crackdown on corruption and the wholesale removal of an elite they say has been ruling Lebanon like a cartel for decades.
What started as a spontaneous, apolitical and leaderless popular movement, is becoming increasingly organised, with activists coming together to synchronise marches and stunts across the country.
Demonstrators blocked employees from clocking in for work at the electricity utility’s headquarters in Beirut Thursday, in protest at the abysmal quality of the mains electricity supply.
Prime Minister Saad Hariri bowed to pressure from the street late last month and submitted his government’s resignation but the protest movement did not relent.
Demonstrators want other key officials to step down to make way way for a technocratic cabinet not aligned with Lebanon’s traditional sectarian-based parties.