The multiplier events served as crucial platforms for disseminating and promoting the BIG GAME project's outcomes and objectives across multiple countries. In Finland, events held in Turku, Joensuu, and Kuopio (on 03/10/2023, 10/10/2023, 25/10/2023 and 22/02/2024) introduced teachers to the project's processes and encouraged their active participation in playing the educational game. By guiding teachers on integrating the game into their teaching methodologies and preparing them to mentor their students effectively, these events aimed to create a ripple effect in enhancing STEM education.

Similarly, in Italy, the national event at I.C. Maria Montessori on 13/10/2023, organised with EU-Track during ErasmusDays 2023, underscored the project's commitment to maximizing visibility and engagement. The event highlighted the project's achievements and aimed to gauge participants' familiarity with educational technology, fostering a deeper understanding of the project's impact and potential.

In Romania, the national events organised on 26/06/2023 and 22/01/2024 were centred around the BIG GAME Competition inside STEM EDUCATION for reaching out to key stakeholders, including teachers and educational leaders, to promote project activities. The event facilitated discussions on the long-term benefits of project involvement and collaboration through interactive sessions and presentations on the BIG GAME learning model concept.

Meanwhile, in Estonia, multiplier events organised on 09/10/2023, 19/02/2024 and 30/05/2024 in Tartu aimed to introduce teachers to the BIG GAME project and competition, offering practical guidance on participation and immersive workshops to simulate mission scenarios. By hosting Erasmus+ exchange teachers and students, Tartu International School further enriched the learning experience, showcasing the potential of digital learning methods to enhance cross-cultural collaboration and problem-solving skills.

Overall, these multiplier events underscored the BIG GAME project's commitment to fostering innovation in STEM education through collaboration, knowledge-sharing, and hands-on engagement, paving the way for a more dynamic and impactful learning experience for students and educators.