The key idea here seems to be flexibility, both in the source and the extent of the learning content. A change of focus is also important, from the teacher to the student.
The final defining concept, is that there is no longer a container. Learning is open ended, and the extent and direction is now dictated, and governed by student choice.
Refs
"A River Runs Through It: Art, Geology and Life on the Upper Mississippi",
Journal for Learning through the Arts, 11(1)
Henderson, Lynette K, California State University, Northridge, 2015 Permalink:
http://escholarship.org/uc/item/12f3c2m2
Journal for Learning through the Arts, 11(1)
Henderson, Lynette K, California State University, Northridge, 2015 Permalink:
http://escholarship.org/uc/item/12f3c2m2
A New Comparison of Active Learning Strategies to Traditional Lectures for Teaching College Astronomy
LoPresto, Michael C.; Slater, Timothy F.
Journal of Astronomy & Earth Sciences Education, v3 n1 p59-76 Jun 2016