PLC Sydney is proud to announce that Tiffany Gao (Year 12) has been selected to represent Australia at the 2025 International Earth Science Olympiad, to be held in Jining, China, this August.

Tiffany is one of just 27 high school students chosen nationally for the prestigious International Science, Mathematical and Informatics Olympiads, widely regarded as the most challenging science competitions in the world. The announcement was made during a special ceremony at Australian Parliament House, where the Australian teams were formally introduced.

Australian Earth Science Olympiad team.

Her selection follows a highly competitive process involving rigorous extension programs and examinations conducted by Australian Science Innovations. Tiffany's inclusion in the Earth Science team reflects her outstanding academic achievements, dedication to science, and strong performance throughout the national qualifying stages.

The 2025 Olympiads will bring together over 2 000 of the world's top young science students from more than 80 countries. Tiffany will join three other Australian Earth Science representatives in competing on the international stage, where they will test their knowledge in geology, meteorology, environmental science and planetary systems, and connect with like-minded students from around the globe.

This remarkable opportunity not only celebrates Tiffany's academic excellence but also highlights PLC Sydney's commitment to nurturing deep thinking, curiosity, and global citizenship.

We congratulate Tiffany on this extraordinary achievement and wish her the very best as she prepares to represent both PLC Sydney and Australia on the world stage.