Free education is education funded through government spending or charitable organizations rather than tuition funding. Many models of free higher education have been proposed. Primary school and other comprehensive or compulsory education is free in many countries (often not including primary textbook). Tertiary education is also free in certain countries, including post-graduate studies in the Nordic countries. The Article 13 of International Covenant on Economic, Social and Cultural Rights ensures the right to free education at primary education and progressive introduction of it at secondary and higher education as the right to education. At the University of Oslo, there is no tuition fee except a small semester fee of NOK(600) (US$74). From 2013 in Northern Europe, Estonia started providing free higher education as well. Sweden, until the early 21st century, provided free education to foreign students but changes have been introduced to charge fees to foreign students from outside the European community. Denmark also has universal free education, and provides a monthly stipend, the "Statens Uddannelsesstøtte" or "SU", to students over 18 years of age or students who are under 18 and attending a higher education. Bachelor and master's degree programmes in Denmark are offered in either Danish or English depending on the programme or university. Argentina, Brazil, Cuba, Poland, Czech Republic, Greece, Hungary, Lebanon, Turkey, Sri Lanka and Uruguay provide free education at all levels, including college and university for citizens. Countries In Argentina, education is free since 1949 in every public university, not only for Argentine students, but also for international students willing to study in Argentina. Free education is financed by the Ministry of Education. In Bangladesh, article 17 of Constitution of Bangladesh provides that all children receive free and compulsory education. Primary and secondary education is financed by the state and free of charge in public schools. The government provides free textbooks to all primary and secondary-level students. In 2022, 347,016,277 free textbooks have been distributed among 41,726,856 students across the country. The government provides free school meals to 400,000 children in 2,000 schools across 16 sub-districts. In Brazil, free education is offered by the Ministry of Education, which offers scholarships for graduate degrees, masters, doctoral and post-doctoral for Brazilians and immigrants who have Brazilian citizenship. The best universities and research centers are public institutions, financed by either the local state (state universities) or the federal government (federal universities). Graduate students can get paid if they