In which country do kids study the most?

According to a study conducted by the Organisation for Economic Co-operation and Development (OECD), the country where children study the most hours per year is South Korea. On average, South Korean students spend around 1,250 hours per year studying, which is significantly higher than the OECD average of 880 hours. This is largely due to the competitive nature of South Korean society and the emphasis placed on education.