Today, May 9, 2022, we had the pleasure of presenting to the Director of Secondary Education Directorate of Karditsa the “Developing Adult Trainers’ Skills to Manage Heterogeneous Groups” KA1 Erasmus+ project in which our organization participates (2021-1-EL01-KA122-ADU-000018137). Management of heterogeneous groups in educational settings is an issue of interest in both Adult Education and School Education.