https://minssam.com/en/blog MINSSAM.COM — 민쌤의 생각과 도구 노트 en-US address@yoursite.com (민쌤 (MINSSAM)) address@yoursite.com (민쌤 (MINSSAM)) Thu, 30 Apr 2026 00:00:00 GMT https://minssam.com/en/blog/2026-pandemic-learning-loss-recovery-report https://minssam.com/en/blog/2026-pandemic-learning-loss-recovery-report It's been six years since COVID-19 closed schools worldwide. New research shows students recovered only 20–30% of lost learning in the first year — and then recovery stalled. Here's what the data reveals. Thu, 30 Apr 2026 00:00:00 GMT address@yoursite.com (민쌤 (MINSSAM)) learning-lossCOVID-educationeducation-recoveryglobal-educationPISAeducation-inequality