On April 20, a delegation from the State of Paraná, Brazil visited KERIS. KERIS introduced its projects and major services, and demonstrated its AI-embedded primary math learning services (Toctoc Math Expedition, Zazan Math) and digital textbooks. The delegations expressed their keen interest in Korea's digital education policies, platforms, and services. The delegations and KERIS also discussed Korea's experiences and achievements in digital education to improve learning outcomes in secondary education in Brazil.