Cordoba, Spain - October 2023 - After a month filled with activities, the 12th edition of the European Researchers' Night 2023 reached its climax with an “Intelligence Fair”. Hundreds of people poured into the gardens of the Rector's Office at the University of Cordoba (UCO) to enjoy the 33 different stands, workshops, games and scientific experiments that UCO research groups organised to explain their studies. In this context, the Salesians from Cordoba celebrated winning first prize in the 'Challenge of Knowledge' competition, in which students from three school centres presented their research work. The Salesian group 3A won with a project on the growth of microorganisms in a culture medium made from household materials. The European Researchers' Night is a science dissemination project promoted by the European Commission as part of the Marie Skłodowska-Curie initiatives by the Horizonte Europa programme, coordinated in Andalusia by the Fundación Descubre with funding from the Department of University, Research and Innovation.