The document "Postcards on Education in Argentina, 2020" is an analysis of opinion columns written by Edgardo Zablotsky about the educational crisis in Argentina and proposed solutions. The lack of parental involvement in education is highlighted, and the formation of the National Parents Union in the United States is mentioned as an example of parental activism. Public policies are proposed to improve education in the country. The importance of educational freedom and the preservation of diversity in society are also discussed. The suspension of classes during the pandemic is suggested, and the elimination of holidays and vacations to avoid losing class days is suggested. The creation of the National Parents Union (NPU) in the United States is mentioned. The importance of opening schools and kindergartens during the pandemic is discussed, and examples of other countries that have reopened these institutions are mentioned. The case of Sweden is highlighted as an example of a society that prioritizes freedom and individual responsibility in education. The situation of education in Sweden and Argentina during the pandemic is discussed, and the possibility of implementing a savings system for educational expenses is proposed. A letter from Betsy DeVos, Secretary of Education in the United States, is mentioned, which recognizes the different opinions of parents regarding the return to in-person classes. Surveys showing parents' preferences for in-person and online education are mentioned. The importance of reopening schools during the pandemic is emphasized, and examples of other countries that have kept schools open are mentioned. The need to declare education as an essential public service in Argentina is proposed, and the situation in Argentina is compared to other countries. Strategies to address the costs of the pandemic in education are proposed, such as implementing a dual education system and creating a savings account for educational expenses. The importance of reopening schools and considering the risks of both opening and not opening schools is emphasized. A letter from Betsy DeVos is mentioned, which recognizes the diversity of opinions among parents regarding the return to in-person classes. Surveys showing parents' preferences for in-person and online education are mentioned. The importance of evaluating strategies for the return to in-person classes in schools is emphasized, and countries that have kept schools open are mentioned. The need to declare education as an essential public service in Argentina is discussed, and the situation in Argentina is compared to other countries. Proposals are made to address the educational crisis generated by the pandemic, such as using the summer to make up for lost class days and making political decisions to guarantee the education of children and young people. The possibility of giving families the option to choose their children's education is discussed, and it is argued that this would benefit students. Cardinal Daniel Sturla, Archbishop of Montevideo, is mentioned, questioning why politicians do not provide the poor with the same education they give to their own children. The article compiles Edgardo Zablotsky's opinions on various topics related to education during the COVID-19 pandemic. Reflections are made on the importance of promoting strategic professions, distance learning, the reopening of schools, the impact of the crisis on education, social mobility, and the importance of education in children's lives. The need for classes during the summer and the elimination of holidays to make up for lost time are also proposed. [Extracted from the article]