International Conference on Multi-Age Classrooms and Multi-Grade Education aims to become the leading annual conference in fields related to Multi-Age Classrooms and Multi-Grade Education. The goal of IGAE is to gather scholars from all over the world to present advances in the relevant fields and to exchanging ideas and information related to Multi-Age Classrooms and Multi-Grade Education. This conference will also provide an ideal environment to develop new collaborations and meet experts on the fundamentals, applications, and products of the mentioned fields.