This document discusses blended learning and how to define it. It begins by introducing the International Association for K-12 Online Learning (iNACOL) and their focus on providing leadership in online and blended learning. The rest of the document discusses defining blended learning and examining what it looks like through different frameworks. It explores blended learning models and the roles of teachers, administrators, students and parents in blended learning environments. Examples of blended schools are provided and questions are asked at the end.