The Design of Learning Environments (ebook chapter)Chapter 6 in National Research Council. 2000. How People Learn: Brain, Mind, Experience, and School: Expanded Edition. Washington, DC: The National Academies Press.https://doi.org/10.17226/9853. Retrieved from https://www.nap.edu/catalog/9853/how-people-learn-brain-mind-experience-and-school-expanded-edition#toc