Indigenous environmental science education is a diverse, dynamic, and rapidly expanding field of research, theory, and practice. This article highlights, challenges, and expands upon key areas of discussion presented by Mack et al. (Cult Stud Sci Educ 7, "2012") as part of the forum on their article "Effective Practices for Creating Transformative Informal Science Education Programs Grounded in Native Ways of Knowing". Key topics discussed include the integration of Western and Indigenous knowledge in educational programs, embodied approaches to Indigenous research, and further examples of practice from Canada and other regions of the world. (Contains 1 table and 1 figure.)