Singapore tops the list with an average IQ score of 108.7 in 2025

Hong Kong follows closely with an average IQ of 108.5, thanks to its rigorous education system

South Korea ranks third with an average IQ of 106.4, driven by strong academic culture

Japan holds an average IQ of 105.9, boosted by advanced technology and learning

Switzerland records anaverage IQ of 102.8, leading in Europe with quality education.

Finland’s average IQ is 101.9, reflecting its innovative and student-focused schooling