Outstanding student teams from Western Australia, South Australia and Queensland were recognised as the 2026 Green Grid Challenge Interstate Division winners.

Victorian students took to the stage at the Australian Grand Prix to present their ideas during the STEM Hub Green Grid finals of STEM Challenge Australia. Students from leading schools showcased innovative engineering thinking, teamwork and creativity while pitching their solutions live in front of judges from Defence, emergency services and industry.

The 2025 ScrapHeat Challenge has crowned its champions! The Waste Warriors, an all Grade 3 team from St Paul’s Anglican Grammar Traralgon, took out the top prize with their inspiring composting project. Finalists from Aitken College and St Laurence’s Parish School Forbes also impressed with their creativity and teamwork. Guided by incredible teachers and supported by our partner Life Rocks, this year’s Challenge proved that young Australians are ready to tackle big sustainabi