learning, and psychosocial well-being, by sex" Indicator 4.2.2: "Participation rate in organized learning (one year before the official primary entry age), by sex" At the global level, the participation rate in early childhood education was 69 percent in 2017, up from 63 percent in 2010. However, considerable disparities were found among least developed countries with rates ranging from 7 percent to nearly 100 percent. Sub-Saharan Africa faces the biggest challenges in the provision of basic school resources. As much as the emphasis is laid on the imbalances between compared countries, the crucial aspect of gender equality even in education should not be overlooked. It has been proposed in 2020 that Indicator 4.2.1 should be deleted: "the portion of the indicator that measures progress for children 0-23 months that is currently tier III is proposed to be deleted". Target 4.3: Equal access to affordable technical, vocational, and higher education The full title of this target is: "By 2030, ensure equal access for all women and men to affordable and quality technical, vocational and tertiary education, including university." This target has one indicator: Indicator 4.3.1 is "Participation rate of youth and adults in formal and non-formal education and training in the previous 12 months, by sex". In terms of the progress made, global participation in tertiary education reached 224 million in 2018, equivalent to a gross enrollment ratio of 38%. North Africa and West Asia are among the top regions with the most rapid expansion of tertiary education participation since 2013. Studies have shown that investment to education boost a positive mainstream for children to study at schools. In addition, computer-assisted learning had more positive effect compared to having new teaching materials. Target 4.4: Increase the number of people with relevant skills for financial success The full title of this target is: "By 2030, substantially increase the number of youth and adults who have relevant skills, including technical and vocational skills, for employment, decent jobs and entrepreneurship." This target has one Indicator: Indicator 4.4.1 is the "Proportion of youth and adults with information and communications technology (ICT) skills, by type of skill". Target 4.5: Eliminate all discrimination in education The full title of this target is: "By 2030, eliminate gender disparities in education and ensure equal access to all levels of education and vocational training for the vulnerable, including persons with disabilities, indigenous peoples and children in vulnerable situations." This target has