Author name: IESO

The IESO 2025 is a prestigious global event that brings together young minds from across the world to explore the […]

2025 International Earth Science Olympiad Schedule 1 update on 07/06/2025 The arrival date for IESO 2025 is August 7, 2025, and the

Located in the southwestern part of Shandong Province, Ji’ning is renowned as the “Hometown of Confucius and Mencius,” the “Canal

IESO 2025 We are delighted to extend our warmest welcome to participants from around the globe to the International Earth