In the quest for the best education system globally, various criteria contribute to a country's ranking. Understanding the nuances of these criteria helps with overseas study consultants shed light on the strengths and challenges of education systems worldwide. This exploration aims to distill key insights from top-ranking systems and highlight the multifaceted nature of educational success. Overview of key criteria used for ranking education systems. PISA Rankings Quality of Teachers Access to Education Innovation in Education Higher Education Excellence Well-Rounded Education Government Policies and Investments Cultural and Social Factors