This six-volume set LNAI 15877-15882 constitutes the refereed proceedings of the 26th International Conference on Artificial Intelligence in Education, AIED 2025, held in Palermo, Italy, during July 22–26, 2025. The 130 full papers and 129 short papers presented in this book were carefully reviewed and selected from 711 submissions. The conference program comprises seven thematic tracks:Track 1: AIED Architectures and ToolsTrack 2: Machine Learning and Generative AI: Emphasising datadrivenTrack 3: Learning, Teaching, and PedagogyTrack 4: Human-Centred Design and Design-Based ResearchTrack 5: Teaching AITrack 6: Ethics, Equity, and AIED in SocietyTrack 7: Theoretical Aspects of AIED and AI-Based Modelling forEducation